SAE4140 Alloy Mechanical Seamless Steel Tube for Machinery Industry

• Type: Seamless
• Technique: Hot Rolled
• Material: Alloy Steel
• Model NO.: SAE 4140
• 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	SAE4140 alloy mechanical seamless steel tube for Machinery Industry
Standard	ASTM A519
Material	4140 4135
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

4140 chemical composition:

C	Si	Mn	P	S	Cr	Mo
0.38 - 0.45	max   0.4	0.6 - 0.9	max   0.025	max   0.035	0.9 - 1.2	0.15 - 0.3

4135 chemical composition:

C	Si	Mn	P	S	Cr	Mo
0.3 - 0.37	max   0.4	0.6 - 0.9	max   0.025	max   0.035	0.9 - 1.2	0.15 - 0.3

Manufacturing:


Packing: