Mechanical properties of 13MnNiMoR related chemical composition of Wugang marine shipping company
The 13MnNiMoR container board standard of boiler and pressure vessel steel plate size, shape, technical requirements, test method, inspection rules, packaging, marking and quality certification. This standard is applicable to the boiler and accessories and the pressure of the pressure vessel in the normal temperature of the component with a thickness of 3mm ~ 200mm steel plate.
1 implementation of standards: GB713-2008 futures line 156*3995*0000.
2 size, shape, weight and allowable deviation shall be in accordance with the provisions of GB/T709, thickness allows the deviation of B class GB/T709.
3 delivery condition: 13MnNiMoR steel plate with thickness greater than 60mm can be annealed or tempered for delivery. Can do -20 impact test.
4 ultrasonic testing: according to the demand, the supply and demand sides of the agreement, in the city of Wugang Ship Material Co. Ltd. the sale of plate one by one ultrasonic detection method, according to the provisions of GB/T2970 or JB/T4730.3, testing standard and qualified level should be indicated in the contract.
5 the surface quality of steel plate surface does not allow the existence of bubbles, cracks, scarring, folding and inclusion defects on the use of harmful. Plates must not be stratified.
6 detection rules: steel quality inspection and acceptance by the supplier quality and technical supervision department approval plate, each batch of steel plates of the same grade, the same stove number, the same thickness, the same rolling or heat treatment system for steel plate, the weight of each batch of not more than 30t.
7 packaging, marking and quality certificate: the packing, marking and quality certificate of the steel plate shall conform to the provisions of GB/T247.
8 chemical composition
Chemical composition (mass fraction) C / Si Mn Cr Ni Mo Nb V P S A1t 13MnNiMoR 0.50 1.20- 0.70 0.15- = 0.15 0.20- 0.40 0.60- 1 0.20- 0.40 0.005-0.020 = 0.020 = 0.010
9 mechanical properties and process performance
Grade delivery state steel plate thickness /mm tensile test impact test bending test of tensile strength of Rm/ (N/m m) yield strength Re1/ (N/m m) elongation of A/% temperature V impact work AKV/J not less than 180 DEG b=3a not less than 13MnNiMoR 30-100 570-720 39018041 d=3a, normalizing and tempering 100-150 380
Wugang City, the ship supplies Co., Ltd.
Contact: Wang Ziru
Cell phone: 15639950000
Telephone: 0375-8332206
Fax: 03758332225
QQ:915507730
Address: Henan Province, Wugang City Industrial Zone
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