It adheres to the tenet "Honest, industrious, enterprising, innovative" to develop new products constantly. It regards customers, success as its own success. Let us develop prosperous future hand in hand for AISI 4040/4142 quenched and tempered. Chemical composition: C: 0.37 ~0.49; Si: 0.15~0.35; Mn：0.65～1.10; S: ≤0.035; P: ≤0.035; Cr：0.75～1.20; Mo: 0.15～0.25 Thread sizes: M16~M56 Thread screw: Cold threa, , , , We warmly welcome all standpoint inquiries from home and abroad to cooperate with us, and anticipate your correspondence. We have been also specializing in improving the things administration and QC system to ensure that we could preserve terrific gain within the fiercely-competitive company for AISI 4040/4142 quenched and tempered. Chemical composition: C: 0.37 ~0.49; Si: 0.15~0.35; Mn：0.65～1.10; S: ≤0.035; P: ≤0.035; Cr：0.75～1.20; Mo: 0.15～0.25 Thread sizes: M16~M56 Thread screw: Cold threa, With good quality, reasonable price and sincere service, we enjoy a good reputation. Products are exported to South America, Australia, Southeast Asia and so on. Warmly welcome customers at home and abroad to cooperate with us for the brilliant future.
