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High Pressure Alloy Welded Steel Pipe ASTM A335 P91 Low Alloy Steel Seamless Pipe 1/2"- 5"

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Zhengzhou Huitong Pipeline Equipment Co.,Ltd.

High Pressure Alloy Welded Steel Pipe ASTM A335 P91 Low Alloy Steel Seamless Pipe 1/2"- 5"

Country/Region	china
City & Province	zhengzhou henan
Categories	Metal Casting Machinery

Product Details

P91 Alloy Steel Pipe ASTM A335 P91 Low Alloy Steel Seamless Pipe 1/2"- 5"

1. ASTM A335/ASME SA335 P91 Alloy Steel Pipes Specifications

Size range: ½” nominal through 60” OD
Wall Thickness up through 4” thick& heavier upon request
Alloy Steel Pipes Specifications & Grades:
- SA-335 P5, P9, P11, P22, P91
- SA-213 T5, T9, T11, T22, T91
- A519 4130, 4140/42
- Rolled & Welded A-691

2. Steel Pipe/ Tube Harmonized System Codes (HS Code)

730410 Line pipe of a kind used for oil or gas pipelines: Of iron or nonalloy steel:
730420 Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: Casing:
730431 Tubes, Pipes and Hollow Profiles, of Iron or Non-alloy Steel, Cold-drawn or cold-rolled (cold-reduced)
730439 Other Tubes, Pipes and Hollow Profiles, of Iron or Non-alloy Steel
730441 Tubes, Pipes and Hollow Profiles, of stainless steel , Cold-drawn or cold-rolled (cold reduced)
730449 Other Tubes, Pipes and Hollow Profiles, of Stainless Steel, Seamless
730451 Tubes, Pipes and Hollow Profiles, of Other Alloy Steel, Cold-drawn or cold-rolled (cold reduced)
730459 Other Tubes, Pipes and Hollow Profiles, of Other Alloy Steel,
730490 Other Tubes, Pipes and Hollow Profiles, Seamless, of Iron or Steel

3. ASTM A335/ASME SA335 P91 Alloy Steel Pipes Chemical Composition

C, %	Mn, %	P, %	S, %	Si, %	Cr, %	Mo, %
0.05-0.15	0.30-0.60	0.025 max	0.025 max	0.50-1.00	1.00-1.50	0.44-0.65

4. ASTM A335/ASME SA335 P91 Alloy Steel Pipes Mechanical Properties

Tensile Strength, MPa	Yield Strength, MPa	Elongation, %
415 min	205 min	30 min

5. Outside Diameter & Tolerance

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	±0.10
		25.4≤OD≤38.1	±0.15
		38.1＜OD＜50.8	±0.20
		50.8≤OD＜63.5	±0.25
		63.5≤OD＜76.2	±0.30
		76.2≤OD≤101.6	±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%

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