Seamless Alloy Steel Pipe 4140/42crmo4
Seamless Alloy Steel Pipe /CrMo4 Usage: Applicable to the general structure, mechanical structure with seamless steel tubes Quality Standard ASTM A Seamless Carbon and Alloy Steel Mechanical Tubing JIS G Alloy steel tubes for machine purposes DIN Seamless Precision Steel Tubes DIN SEAMLESS STEEL PIPES AND TUBES BS SEAMLESS AND ...