6. Main Material: (Carbon Steel & Low Alloy steel) | * ASTM A53, A106, A210, A252, A333 etc; * X42, X46, X52, X60, X65, X70 etc; * JIS STPG42, G3454, G3456 etc; * German St37, St42, St45, St52, DIN1626, DIN17175 * Chinese 20#, Q345, 16Mn etc |
10. Usage: | * Widely used in the mechanical treatment field, petrochemical industry, transport and construction field * Ordinary structural purposes and mechanic structural purposes, for example in construction field, fulcrum bearing etc; * The transportation of fluids in the projects and big equipments, for example transport of water, oil, gas etc * Can be used in low and medium pressure boiler for the transportation of fluids, for example steam tube, big smoke tube, small smoke tube, generating tube etc |