DIN EN 3444-2007 航空航天系列.鈍化處理的耐熱鎳基合金中長度螺紋緊公差標準螺桿的大雙六角頭螺栓.等級:1250MPa(室溫)/650℃
Aerospace series - Bolts, large bihexagonal head, close tolerance normal shank, medium length thread, in heat resisting nickel base alloy, passivated - Classification: 1250 MPa (at ambient temperature)/650 °C; German and English version EN 3444:2006
This standard specifies the characteristics of bolts, large bihexagonal head, close tolerance normal shank,
medium length thread, in heat resisting nickel base alloy, passivated.
Classification: 1 250 MPa / 650 ℃.
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