Our AISI 4140 Steel Sheet price, 1.2316 Steel Bar, Bearing Steel is favored by users all over the world for its superb technology, advanced craftsmanship, and perfect after-sales service. Our company also strives to cultivate a team of high-quality employees, which are the source of motivation for the continuous development of the company. We continue to innovate technology around enhancing customer value. We truly implement the principle of 'quality assurance as the guide, customer satisfaction as the core, and courteous service as the backing'.
4140 steel bar
Sichuan Liaofu Special Steel Industry Co., Ltd has been in steel area for more than ten years, focus on producing 4140 42crmo4 4130 4135 scm440 25crmo4 1010 1020 1045 seamless steel tube, the branch office started in jiangshu on the business of steel pipes.

Product advantage highlights:
The standard is listed below
USA ASTM4140
JapanSCM440
Germany 42CRMO4 1.7725 steel bar
Hot rolled bar
Forged steel bar


42CrMo steel belongs to ultra high strength steel, with high strength and toughness, hardenability is also good.
Technical parameters
Specifications | |
Chemical component | C :0.38~0.45% Si:0.17~0.37% Mn:0.50~0.80% S :≤0.035% P :≤0.035% Cr:0.90~1.20% Ni:≤0.30% Cu:≤0.30% Mo:0.15~0.25%[ |
Mechanical property | Tensile strengthσb/MPa):≥1080 Yield strength(σs/MPa):≥930 Elongation (δ5/%):≥12 |
Stock 4140 steel bar

We adhere to the principle of "quality and service are the foundation", adhere to quality first, and win service. We not only provide users with satisfactory steel products, but also provide professional product consulting and after-sales service, which have been favored and praised by our customers. With the advancement of knowledge economy, we sincerely hope to cooperate with you for innovation and development.

Our Service

We hope that through some disruptive innovations, step by step will lead to a real technological revolution in the field and improve the technical content of 4130 4140 1144 4135 8620 20CrNiMo 1.7225 1.7220 1.7243 1.6511 1.5752 40crnimo 40CrNiMoA 4340 36CrNiMo4 Special Forged Alloy Steel Round Bar Flat Bar. 80% of our products exported to over the world. Since the establishment of our company, we have always adhered to the philosophy that quality is the life of the enterprise, and our tenet is to keep promises, pursue quality, and serve customers first.

