ASTM A213 T91 Alloy Seamless Steel Pipe

• Type: Seamless
• Technique: Hot Rolled
• Material: Alloy Steel
• Model NO.: T91 steel pipe
• Surface Treatment: Black
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• out Diameter: 20-508mm
• Thickness: 2-60mm
• Length: 10-13m
• Transport Package: in Bundles
• Specification: 89*10
• Trademark: Shandong Zayi
• Origin: China
• HS Code: 7304599090
• Production Capacity: 50000 Tons/Month

Product Description

Product	ASTM A213 T91 alloy seamless steel pipe
Standard	ASTM A355
Material	T22
Surface	Black paint, varnish, oil, galvanized
Pipe Length	5.8 m to 12 m, can be customized according to the length requirements
Pipe Ends	Plain Ends, Beveled Ends
End Protector	1. Plastic caps (small OD) 2. Iron protector (large OD)
Application	Fluid pipe, oil pipe, gas pipe, structure pipe, boiler tubes
Test	Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size
Productivity	50000 tons per month
Min Order	20 ton
Remark	Special design available according to requirement

Chemical composition:

ASTM A335 Low-Alloy Steel (Grades)	UNS equivalent	C≤	Mn	P≤	S≤	Si≤	Cr	Mo
P1	K11522	0.10~0.20	0.30~0.80	0.025	0.025	0.10~0.50	-	0.44~0.65
P2	K11547	0.10~0.20	0.30~0.61	0.025	0.025	0.10~0.30	0.50~0.81	0.44~0.65
P5	K41545	0.15	0.30~0.60	0.025	0.025	0.5	4.00~6.00	0.44~0.65
P5b	K51545	0.15	0.30~0.60	0.025	0.025	1.00~2.00	4.00~6.00	0.44~0.65
P5c	K41245	0.12	0.30~0.60	0.025	0.025	0.5	4.00~6.00	0.44~0.65
P9	S50400	0.15	0.30~0.60	0.025	0.025	0.50~1.00	8.00~10.00	0.44~0.65
P11	K11597	0.05~0.15	0.30~0.61	0.025	0.025	0.50~1.00	1.00~1.50	0.44~0.65
P12	K11562	0.05~0.15	0.30~0.60	0.025	0.025	0.5	0.80~1.25	0.44~0.65
P15	K11578	0.05~0.15	0.30~0.60	0.025	0.025	1.15~1.65	-	0.44~0.65
P21	K31545	0.05~0.15	0.30~0.60	0.025	0.025	0.5	2.65~3.35	0.80~1.60
P22	K21590	0.05~0.15	0.30~0.60	0.025	0.025	0.5	1.90~2.60	0.87~1.13
P91	K91560	0.08~0.12	0.30~0.60	0.02	0.01	0.20~0.50	8.00~9.50	0.85~1.05
P92	K92460	0.07~0.13	0.30~0.60	0.02	0.01	0.5	8.50~9.50	0.30~0.60

mechanical properties:

					Hardness
A335 Low-Alloy Pipe	UNS Number	Yield Strength ksi	Tensile Strength ksi	Elongation %	Rockwell	Brinell
P1	K11522	30	55	30	-	-
P2	K11547	30	55	30	-	-
P5	K41545	40	70	30	-	207 max
P9	S50400	30	60	30	-	-
P11	K11597	30	60	20	-	-
P12	K11562	32	60

Manufacturing:


Packing: