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Alloy pipe/ASTM A335 P11 /boiler tube

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Hebei Ruoliyun Steel Pipe Sales Co.,ltd

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Alloy pipe/ASTM A335 P11 /boiler tube

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1) Name of product: Alloy steel seamless pipe

2) Place of origin: China
3) Application: Pipes for usual structure and conveyance fluid and kinds of boiler tubes
4) Standards&grade: ASTM A335 P5,P9,P11,P12,P21,P22,P91,P92

5) Size:

O.D.: 6mm-420mm

W.T.: 1mm-50mm

Length: according to customer requirement

6) Surface: oiled or black painted to prevent rust
7) Packing: Seaworthy packing. Ends capped, varnished, bundled with steel strips. Anti-rust treatment
8) We also produce other specifications according to customers' requirements

9)contact info: Sales manager : Jenny

Tel : 86 13722731972

Fax : 86 03175204176

E-mail: anthony@rlygy.com

Steel Grade and Chemical Compositions:
Steel Grade	C	Mn	P	S	Si	Cr	Mo
Steel Grade	max	max	max	max	max	min
P5	0.15	0.30-0.60	0.025	0.025	0.50	4.00-6.00	0.45-0.65
P9	0.15	0.30-0.60	0.025	0.025	0.25-1.00	8.00-10.00	0.90-1.10
P11	0.05-0.15	0.30-0.60	0.025	0.025	0.50-1.00	1.00-1.50	0.44-0.65
P12	0.05-0.15	0.30-0.61	0.025	0.025	0.50	0.80-1.25	0.44-0.65
P21	0.05-0.15	0.30-0.60	0.025	0.025	0.50	2.65-3.35	0.80-1.06
P22	0.05-0.15	0.30-0.60	0.025	0.025	0.50	1.90-2.60	0.87-1.13
P91	0.08-0.12	0.30-0.60	0.020	0.010	0.20-0.50	8.00-9.50	0.85-1.05
P92	0.07-0.13	0.30-0.60	0.020	0.010	0.50	8.50-9.50	0.30-0.60

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