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brainfellow396
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NS 1885-1981 Tolerances for fasteners - Part 1 Bolts screws and nuts with thread diameters between 1 6 (inclusive) and 150 mm (inclusive) and product grades A B and C (ISO 4759-1 1.pdf 22

NS 1885-1981 Tolerances for fasteners - Part 1 Bolts screws and nuts with thread diameters between 1 6 (inclusive) and 150 mm (inclusive) and product grades A B and C (ISO 4759-1 1.pdfNS 1885-1981 Tolerances for fasteners - Part 1 Bolts screws and nuts with thread diameters between 1 6 (inclusive) and 150 mm (inclusive) and product grades A B and C (ISO 4759-1 1.pdf

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NS 188-1968 O-rings for flanges.pdf 1

NS 188-1968 O-rings for flanges.pdfNS 188-1968 O-rings for flanges.pdf

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NS 187-1968 Sealings for flanges with projection and recess.pdf 1

NS 187-1968 Sealings for flanges with projection and recess.pdfNS 187-1968 Sealings for flanges with projection and recess.pdf

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NS 186-1968 Sealings for flanges with tongue and groove.pdf 1

NS 186-1968 Sealings for flanges with tongue and groove.pdfNS 186-1968 Sealings for flanges with tongue and groove.pdf

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NORVEN 75-4-1966 《非承压下水道混凝土管的规格》.pdf 5

NORVEN 75-4-1966 《非承压下水道混凝土管的规格》.pdfNORVEN 75-4-1966 《非承压下水道混凝土管的规格》.pdf

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NORVEN 75-33-1968 《传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）中的粉尘测试方法》.pdf 3

NORVEN 75-33-1968 《传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）中的粉尘测试方法》.pdfNORVEN 75-33-1968 《传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）中的粉尘测试方法》.pdf

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NORVEN 75-32-1968 《传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）牵引性质的测试方法》.pdf 6

NORVEN 75-32-1968 《传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）牵引性质的测试方法》.pdfNORVEN 75-32-1968 《传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）牵引性质的测试方法》.pdf

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NORVEN 75-31-1968 《对传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）施加流体静压力从而测试其长期抗破坏性》.pdf 10

NORVEN 75-31-1968 《对传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）施加流体静压力从而测试其长期抗破坏性》.pdfNORVEN 75-31-1968 《对传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）施加流体静压力从而测试其长期抗破坏性》.pdf

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NORVEN 75-30-1968 《对传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）施加流体静压力从而测试其瞬间抗破坏性》.pdf 8

NORVEN 75-30-1968 《对传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）施加流体静压力从而测试其瞬间抗破坏性》.pdfNORVEN 75-30-1968 《对传输饮用水的承压无螺纹PVC管（聚乙烯醇，同时无增塑剂）施加流体静压力从而测试其瞬间抗破坏性》.pdf

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NORVEN 24-12-1963 《梯形传输皮带的截面检验》.pdf 4

NORVEN 24-12-1963 《梯形传输皮带的截面检验》.pdfNORVEN 24-12-1963 《梯形传输皮带的截面检验》.pdf

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