-
- HB 7327-1996 CG、DG过盈螺纹塞规及螺纹分组塞规应用尺寸 d=5~45
- HB 7327-1996
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- HB 7326-1996 CG、DG过盈螺纹分组塞规 d=6~45
- HB 7326-1996
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- HB 7325-1996 CG、DG过盈螺纹分组塞规 d=5
- HB 7325-1996
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- HB 7324-1996 CG、DG过盈螺纹塞规 d=6~45
- HB 7324-1996
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- HB 7323-1996 CG、DG过盈螺纹塞规 d=5
- HB 7323-1996
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- HB 7322-1996 AG、BG过盈螺纹塞规及螺纹分组塞规应用尺寸 d=3~45
- HB 7322-1996
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- HB 7321-1996 AG、BG过盈螺纹分组塞规 d=6~45
- HB 7321-1996
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- HB 7320-1996 AG、BG过盈螺纹分组塞规 d=3~5
- HB 7320-1996
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- HB 7319-1996 AG、BG过盈螺纹塞规 d=6~45
- HB 7319-1996
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- HB 7318-1996 AG、BG过盈螺纹塞规 d=3~5
- HB 7318-1996