Alloy Seamless Steel Pipe 4140 4135 4130 +Qt Heat Treatment

• After-sales Service: 3 Years
• Warranty: 3 Years
• Type: Seamless
• Model NO.: steel pipe
• Technique: Hot Rolled
• Material: Alloy Steel
• 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
• Grade: 4140 4135 4130
• Transport Package: in Bundles
• Specification: 89*10
• Trademark: Shandong Zayi
• Origin: China
• HS Code: 7304599090
• Production Capacity: 50000 Tons/Month

Product Description

Product Description

 

Product	Alloy Seamless Steel Pipe 4140 4135 4130 +QT heat treatment
Standard	ASTM A519
Material	4140  4135  4130
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 
Chemical composition %   of   4140

C	Si	Mn	P	S	Cr	Mo
0.38 - 0.45	max   0.4	0.6 - 0.9	max   0.025	0.02 - 0.04	0.9 - 1.2	0.15 - 0.3

 

Chemical composition %   of   steel  4130

C	Si	Mn	P	S	Cr	Mo
0.3 - 0.37	max   0.4	0.6 - 0.9	max   0.025	0.02 - 0.04	0.9 - 1.2	0.15 - 0.3

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.