• Model NO.：boiler steel pipe
• 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

 ProductA335 P91 P22 P36 High Pressure Boiler Heat Exchange Alloy Seamless Steel PipeStandard ASTM A333 MaterialGr.1,Gr.3,Gr.4,Gr.6,Gr.7,Gr.8,Gr.9,Gr.10,Gr.11 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 requirementChemical composition 

Chemical Composition of  P91 Steel

Element	C	Mn	P	S	Si	Cr	Mo	Others
Content, %	0.08-0.12	0.30-0.60	≤0.020	≤0.010	0.20-0.50	8.00-9.50	0.85-1.05	*

*V:0.18-0.25, N:0.030-0.070, Ni:≤0.040, Al:≤0.020, Cb:0.06-0.10, Ti:≤0.01, Zr:≤0.01.

Manufacturing:

Packing:









FAQ:

Q: Are you trading company or manufacturer ?
A: We are manufacturer.



Q: How long is your delivery time?
A: Generally it is within 3-5 days if the goods are in stock. or it is less than 15 days if the goods are not in stock, it is according to quantity.


Q: Do you provide samples ?
A: Yes, we could offer the sample.


Q: What is your terms of payment ?
A:30% T/T in advance ,balance against BL copy.