Other Trade name: ASTM A335 Pipe, ASME S/A335, Chorme-Moly, seamless ferritic Alloy-Steel Pipe, chome moly pipe, P5, P9, P11, P22, P91
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MD Exports LLP Pipes is a export unit of MD Exports LLPs Pvt. Ltd. We are manufacturers, stockists & suppliers of ASTM A335/ ASME SA335 P12 Alloy Steel Pipes, ASTM A335 P11 P22 P5 P9 P91. This specification covers nominal wall and minimum wall seamless ferritic alloy-steel pipe intended for high-temperature service. ASTM A335 pipe ordered to this specification shall be suitable for fusion welding, bending, flanging (vanstoning), and similar forming operations. Each grade of ASTM A335 having unique properties, execution, tolerances, lengths, and mechanical & chemical properties. Different grades used in different atmosphere depends upon temperature, pressure & climatically conditions.
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You can also search any size & grade in steel seamless pipe to compare pricing. Before you buy ASTM A335/ ASME SA335 P12 Alloy Steel Pipes you must check our free sample, we are offering best price in Asia.
MD Exports LLP has sales Representative & Stockyard in Netherlands, Venezuela, South Africa, Indonesia, USA, UAE & Australia, in our UAE stockyard we have ready stock of ASTM A335/ ASME SA335 P12 Alloy Steel Pipes,ASTM A335 Grade P11 P22 P5 P9 P91, Seamless Steel Pipe, P22 Pipe, sa213 t11, S/A 53, API 5L Line Pipe & A 106 Grade B Pipe of world's renowned manufacturers like Tenaris / Dalmine-Italy,Vallourec-Europe, Vallourec Star-USA, Productos Tubulares-Spain, Jiangu Chengde Steel Tube-China, Tubos Reunidos-Spain, Chomutov-Czech Republic, Huta Batory-Poland, Siderca-Argentina, Mittal Steel-Czech Republic Romania, NKK/ MSL -India / Tenaris Japan, Volzhsky Russia, Tamsa-Mexico, Productos Tubulares-Spain, Niko Tube-Ukraine, Heng Yeng-China, Lubao Steel China Suzhou Seamless-China and YYC-China etc.
You can visit our UAE Stockyard to check piping material before you buy,
Our UAE stockyard address is:
F14 Street, Al Hamra Free Zone,
Al Jazeera, Ras Al Khaimah, UAE,
Whenever you want to visit our UAE or other location stockyard please contact us to set-up an appointment. From our UAE stockyard, we are catering urgent delivery requirements from Oman, Qatar, Egypt, Turkey, Kuwait, Bahrain, Saudi Arabia, Sudan, Turkmenistan, Afghanistan, Iran & Iraq.
Brand | MD Exports LLP Pipes |
---|---|
Size | 1/8NB TO 24NB IN |
Standards | ASTM A 335, ASME SA 335 |
Type | Seamless |
Specialized in | Large Diameter Size |
Outer Dimensions | 19.05mm – 114.3mm |
Wall Thickness | 2.0mm – 14 mm |
Length | max 16000mm |
Schedule | Schedule 20 - Schedule XXS (heavier on request) up to 250 mm thk. |
Form | Round, Square, Rectangular, Hydraulic Etc. |
Length | Single Random, Double Random & Cut Length. |
Tubing End | Plain End, Beveled End, Treaded. |
ASTM A335/ASME SA335 P12 High Pressure Steel Pipe Chemistry Composition
C, %
|
Mn, %
|
P, %
|
S, %
|
Si, %
|
Cr, %
|
Mo, %
|
0.05-0.15
|
0.30-0.61
|
0.025 max
|
0.025 max
|
0.50 max
|
0.80-1.25
|
0.44-0.65
|
ASTM A335/ASME SA335 P12 High Pressure Steel Pipe Mechanical Properties
Tensile Strength , MPa
|
Yield Strength, MPa
|
Elongation, %
|
415 min
|
220 min
|
30 min
|
KS |
ASTM |
JIS |
DIN |
BS | |||||
---|---|---|---|---|---|---|---|---|---|
Grade number |
GRADE |
Grade number |
GRADE |
Grade number |
GRADE |
Grade number |
GRADE |
Grade number |
GRADE |
D 3573 | SPA 12 | A335 | P 1 | G-3458 | STPA12 | 17175 | 15Mo3 | - |
- |
SPA 20 | P 2 | STPA20 | - | - | 3604 |
HFS660 |
|||
SPA 22 | P 12 | STPA22 | 17175 | 13Cr Mo44 |
HFS620-460 |
||||
SPA 23 | P 11 | STPA23 | - | - |
HFS621 |
||||
SPA 24 | P 22 | STPA24 | 17175 | 10Cr Mo910 |
HFS622 |
||||
SPA 25 | P 5 | STPA25 | - | - |
HFS625 |
||||
SPA 26 | P 9 | STPA26 | - | - | - |
- |
Scope
1.1 This specification2 covers nominal wall and minimum wall seamless ferritic alloy-steel pipe intended for high-temperature service. Pipe ordered to this specification shall be suitable for bending, flanging (vanstoning), and similar forming operations, and for fusion welding. Selection will depend upon design, service conditions, mechanical properties, and high-temperature characteristics.
1.2 Several grades of ferritic steels (see Note 1) are covered. Their compositions are given in Table 1.
NOTE 1: Ferritic steels in this specification are defined as low- and intermediate-alloy steels containing up to and including 10 % chromium.
(A) New designation established in accordance with Practice E527 and SAE J1086, Practice for Numbering Metals and Alloys (UNS).
(B) Grade P 5c shall have a titanium content of not less than 4 times the carbon content and not more than 0.70 %; or a columbium content of 8 to 10 times the carbon content.
(C) Alternatively, in lieu of this ratio minimum, the material shall have a minimum hardness of 275 HV in the hardened condition, defined as after austenitizing and cooling to room temperature but prior to tempering. Hardness testing shall be performed at mid-thickness of the product. Hardness test frequency shall be two samples of product per heat treatment lot and the hardness testing results shall be reported on the material test report.
1.3 Supplementary requirements (S1 to S8) of an optional nature are provided. Supplementary requirements S1 through S6 call for additional tests to be made, and when desired, shall be so stated in the order together with the number of such tests required.
1.4 The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. The inch-pound units shall apply unless the “M” designation of this specification is specified in the order.
NOTE 2: The dimensionless designator NPS (nominal pipe size) has been substituted in this standard for such traditional terms as “nominal diameter,” “size,” and “nominal size.”
ASTM A335/ASME SA335 P12 High Pressure Steel Pipe Outside Diameter & Tolerance
ASTM A450
|
Hot rolled
|
Outside Diameter, mm
|
Tolerance, mm
|
---|---|---|---|
OD≤101.6
|
+0.4/-0.8
|
||
101.6?OD≤190.5
|
+0.4/-1.2
|
||
190.5?OD≤228.6
|
+0.4/-1.6
|
||
Cold Drawn
|
Outside Diameter, mm
|
Tolerance, mm
|
|
OD?25.4
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±0.10
|
||
25.4≤OD≤38.1
|
±0.15
|
||
38.1?OD?50.8
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±0.20
|
||
50.8≤OD?63.5
|
±0.25
|
||
63.5≤OD?76.2
|
±0.30
|
||
76.2≤OD≤101.6
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±0.38
|
||
101.6?OD≤190.5
|
+0.38/-0.64
|
||
190.5?OD≤228.6
|
+0.38/-1.14
|
||
ASTM A530 & ASTM A335
|
NPS
|
Outside Diameter, inch
|
Tolerance, mm
|
1/8≤OD≤1-1/2
|
±0.40
|
||
1-1/2?OD≤4
|
±0.79
|
||
4?OD≤8
|
+1.59/-0.79
|
||
8?OD≤12
|
+2.38/-0.79
|
||
OD>12
|
±1%
|
ASTM A335/ASME SA335 P12 High Pressure Steel Pipe Wall thickness & Tolerance
ASTM A450
|
Hot rolled
|
Outside Diameter, mm
|
Tolerance, %
|
---|---|---|---|
OD≤101.6, WT≤2.4 |
+40/-0
|
||
OD≤101.6, 2.4?WT≤3.8
|
+35/-0
|
||
OD≤101.6, 3.8?WT≤4.6
|
+33/-0
|
||
OD≤101.6, WT>4.6
|
+28/-0
|
||
OD>101.6, 2.4?WT≤3.8
|
+35/-0
|
||
OD>101.6, 3.8?WT≤4.6
|
+33/-0
|
||
OD>101.6, WT>4.6
|
+28/-0
|
||
Cold Drawn
|
Outside Diameter, mm
|
Tolerance, %
|
|
OD≤38.1
|
+20/-0
|
||
OD>38.1
|
+22/-0
|
||
ASTM A530
|
NPS
|
Outside Diameter, inch
|
Tolerance, %
|
1/8≤OD≤2-1/2
|
+20.0/-12.5
|
||
3≤OD≤18, WT/OD≤5%
|
+22.5/-12.5
|
||
3≤OD≤18, WT/OD>5%
|
+15.0/-12.5
|
||
OD≥20, WT/OD≤5%
|
+22.5/-12.5
|
||
OD≥20, WT/OD>5%
|
+15.0/-12.5
|
NPS [DN] Designator | Tolerance, % from Specified | |||
Over | Under | |||
1/8 to 2 1/2 [6 to 65] incl., all t/D ratios | 20.0% | 12.5% | ||
Above 2 1/2 [65], t/D < or = 5% | 22.5% | 12.5% | ||
Above 2 1/2 [65], t/D > 5% | 15.0% | 12.5% | ||
(t = Specified Wall Thickness; D = Specified Outside Diameter) |
Calculated Minimum Elongation Values | |||||
Elongation in 2 in. or 50 mm, min % | |||||
Wall Thickness | P5, P9, P11, P22 | P91 | |||
in. | mm | Longitudinal | Transverse | Longitudinal | |
5/16 (0.312) | 8 | 30 | 20 | 20 | |
9/32 (0.281) | 7.2 | 28 | 19 | 19 | |
1/4 (0.250) | 6.4 | 27 | 18 | 18 | |
7/32 (0.219) | 5.6 | 26 | 17 | ||
3/16 (0.188) | 4.8 | 24 | 16 | ||
5/32 (0.156) | 4 | 22 | 15 | ||
7/8 (0.125) | 3.2 | 21 | 14 | ||
3/32 (0.094) | 2.4 | 20 | 13 | ||
1/18 (0.062) | 1.6 | 18 | 12 |
NPS [DN] Designator | Over | Under | ||
in. | mm | in. | mm | |
1/8 to 1 1/2 [6 to 40], incl. | 1/64 (0.015) | 0.40 | 1/64 (0.015) | 0.40 |
Over 1 1/2 to 4 [40 to 100], incl. | 1/32 (0.031) | 0.79 | 1/32 (0.031) | 0.79 |
Over 4 to 8 [100 to 200], incl. | 1/16 (0.062) | 1.59 | 1/32 (0.031) | 0.79 |
Over 8 to 12 [200 to 300], incl. | 3/32 (0.093) | 2.38 | 1/32 (0.031) | 0.79 |
Over 12 [300] | +/- 1% of the specified outside diameter |
In addition, markings will include: | ||||||||||||||||||||||||||
Length of pipe |
|
|||||||||||||||||||||||||
Schedule Number | ||||||||||||||||||||||||||
Heat Number or Manufacturer's number by which heat can be identified | ||||||||||||||||||||||||||
An Additional Symbol "S" if the pipe conforms to any Supplementary Requirements | ||||||||||||||||||||||||||
S1 - Product Analysis | ||||||||||||||||||||||||||
S2 - Transverse Tension Test | ||||||||||||||||||||||||||
S3 - Flattening Test | ||||||||||||||||||||||||||
S4 - Metal Structure and Etching Tests | ||||||||||||||||||||||||||
S5 - Photomicrographs | ||||||||||||||||||||||||||
S6 - Photomicrographs for Individual Pieces | ||||||||||||||||||||||||||
S7 - Alternative Heat Treatment - Grade P91 | ||||||||||||||||||||||||||
Pipe that has been weld repaired shall be marked "WR". |
Quantity | Feet, meters, or number of lengths |
Name of material | Seamless Alloy Steel Pipe |
Grade | P5, P9, P11, P22, P91 |
Manufacture | Hot-finished or cold-drawn |
Size using one of the following: | |
NPS and Schedule Number | |
Outside Diameter and Nominal Wall Thickness | |
Outside Diameter and Minimum Wall Thickness | |
Inside Diameter and Nominal Wall Thickness | |
Inside Diameter and Minimum Wall Thickness | |
Length | Specific or Random |
End Finish |
A 335
Seamless Ferritic Alloy Steel Pipe for High Temperaure Service
ASTM STANDARD
|
UNS NO.
|
KOREA/JAPANES
|
GERMAN |
BRITISH
|
FRENCH
|
ITALIAN
| ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
KS /JIS Symbol
|
KS /JIS Numbe
|
DIN Type
|
DIN |
Materiral |
B.S No. |
B.S Grade
|
AFNOR Type
|
NF No.
|
UNI Type
|
UNI Number
| ||
P1 | K11522 | SPA 12 / STPA 12 | D 3573 / G 3458 | 16 Mo 5 | 1.5423 | TU 15 D 3 | A49-213 | 16 Mo 5 | 5462 | |||
P5 | K41545 | SPA 25 / STPA 25 | D 3573 / G 3458 | 12 CrMo 19 5 | 1.7362 | 3604 | FHS 625 | TU Z12 CD 5-05 | A49-213 | |||
P9 | S50400 | SPA 26 / STPA 26 | D 3573 / G 3458 | HFS 629-470 | TU Z 10 CD 9 | A49-213 | ||||||
P11 | K11597 | SPA 23 / STPA 23 | D 3573 / G 3458 | 13 CrMo 44 | 17175 | 1.7335 | 3604 | HFS 621 | TU 10 CD 5.05 | A49-213 | ||
P12 | K44562 |
SPA 22 / STPA 22 |
D 3573 / G 3458 | 13 CrMo 44 | 17175 | 1.7335 | 3604 | HFS 620-440 | 14 CrMo 3 | 5462 | ||
P22 | K21590 | SPA 24 / STPA 24 | D 3573 / G 3458 | 10 CrMo 9 10 | 17175 | 1.7380 | 3604 | HFS 622 | TTU 10 CD 9.10 | A49-213 | 12 Cr Mo 9 10 | 5462 |
ASTM A335/ ASME SA335 P12 Alloy Steel Pipes packed in MD Exports LLP's stockyard |
ASTM A335/ ASME SA335 P12 Alloy Steel Pipes packed for shipping |
SEA WORTHY PACKING: Hexagonal shaper bundled with strong steel strips. Plastic caps on both of the pipes. Other types of packing can be made according to the customer's requirements
As we are supplying ASTM A335/ ASME SA335 P12 Alloy Steel Pipes globally so we have our dedicated sales representatives & technical consultant engineer in Nigeria, South Africa, Australia, Italy, Iran, Iraq, Israel, Turkey, Spain, Indonesia, Saudi Arabia, Oman, Qatar, Kuwait, South Korea, Canada, Japan, Yemen, Netherlands, Singapore, Malaysia who can provide you detailed information about ASTM A335/ ASME SA335 P12 Alloy Steel Pipes & comparison with other grades which will help you to choose the right steel pipe for your project at lowest price available in the market. For free consultancy or technical query you can send mail to our technical experts.
We also stock Chorme-Moly other grades, please check the list of Alloy Steel grades below:
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