1. 商品(pin)緊固件(jian)

  商品緊固(gu)(gu)(gu)件(jian)(jian)的材(cai)料及其機(ji)械(xie)(xie)性(xing)(xing)能(neng)應符合GB/T 3098.1《緊固(gu)(gu)(gu)件(jian)(jian)機(ji)械(xie)(xie)性(xing)(xing)能(neng)螺栓(shuan)、螺釘和螺柱》、GB/T 3098.2《緊固(gu)(gu)(gu)件(jian)(jian)機(ji)械(xie)(xie)性(xing)(xing)能(neng) 螺母(mu) 粗(cu)牙螺紋》、GB/T 3098.4《緊固(gu)(gu)(gu)件(jian)(jian)機(ji)械(xie)(xie)性(xing)(xing)能(neng) 螺母(mu) 細牙螺紋》和GB/T 3098.6《緊固(gu)(gu)(gu)件(jian)(jian)機(ji)械(xie)(xie)性(xing)(xing)能(neng)不銹(xiu)(xiu)鋼(gang)螺栓(shuan)、螺釘和螺柱》或(huo)GB/T 3098.15《緊固(gu)(gu)(gu)件(jian)(jian)機(ji)械(xie)(xie)性(xing)(xing)能(neng)不銹(xiu)(xiu)鋼(gang)螺母(mu)》的規(gui)定。

2. 專(zhuan)用緊固件

 專用(yong)緊(jin)固(gu)件(jian)所用(yong)材料的(de)(de)化學成(cheng)分、熱處理制度及(ji)機(ji)(ji)械(xie)性能(neng)見表(biao)10-6。超(chao)高溫高壓法(fa)蘭用(yong)緊(jin)固(gu)件(jian)的(de)(de)材料牌(pai)號及(ji)化學成(cheng)分、熱處理制度和(he)產品的(de)(de)機(ji)(ji)械(xie)性能(neng)由供需雙方(fang)協商(shang)確定(ding)。