En10297-1 E275 E355 E355K2 Mechanical and Engineering Carbon Seamless Steel Tube

• Type: Seamless
• Technique: Hot Rolled
• Material: Alloy Steel
• Model NO.: E355K2 seamless steel tube
• 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	EN10297-1 E275 E355 E355K2 mechanical and engineering carbon seamless steel tube
Standard	EN10297-1
Material	30CrMo4 34CrMo4 42CrMo4
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 
42CrMo4:

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

 

Chemical composition %   of   steel   30CrMo4

C	Si	Mn	P	S	Cr	Mo
0.27 - 0.34	max   0.35	0.35 - 0.6	max   0.035	max   0.035	0.9 - 1.15	0.15 - 0.3

 

Chemical composition %   of   steel   34CrMo4

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: