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GB /T 29.1 - 1988

Hexagon Bolts with Slot on Head - Product A and B

GB /T 29.1 - 1988 六角头头部带槽螺栓 A级和B级

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Dimensional Specifications — GB /T 29.1 - 1988 (mm)

Size	P	k_max	s_max	s_min	k_nominal
M3	0.70	1.00	1.2	1.26	1.51
M4	1.00	1.40	1.6	1.66	1.91
M5	1.50	2.40	2.5	2.56	2.81
M6	1.75	3.00	3	3.06	3.31

Related Standards

GB /T 29.2 - 1988— Cross Recessed Hexagon Bolts with Indentation GB 29 - 1976— Slotted Hexagon Bolts GB /T 29.1 - 2013— Hexagon Bolts with Slot on Head NF E 25-137 - 1986— Slotted Hexagon Head Screws for Metal, Product Grade A, Symbol HS BS 1981 - 1991— Plain and Slotted Hexagon Head Screws [Table 16]CNS 4702 - 1982— Slotted Hexagon Head Bolts with Reduced Body ASME B 18.6.3 (H9A) - 2024— Plain (Unslotted) and Slotted Regular and Large Hex Head Screws (ASTM F837,F468) [T2.2.9-1]ASME B 18.6.3 (T29) - 2013— Plain (Unslotted) and Slotted Regular and Large Hex Head Screws [Table 29] (ASTM F837, F468)

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