UNI 5732 - 1965 Cup square bolts with hexagon nut - ISO metric coarse thread - Finish C

Unit: 毫米(mm)

Thread Size
d

P	Pitch
b	L≤125
b	125＜L≤200
d₂	Nominal Size
	max
	min
k	Nominal Size
	max
	min
s	max=nominal size
s	min
e	min
m	max=nominal size
m	min

0.8	1	1.25
16	18	22
/	/	/
13	15.5	20
13.55	16.05	20.65
12.45	14.95	19.35
2.5	3	4
2.8	3.3	4.375
2.2	2.7	3.625
8	10	13
7.64	9.64	12.57
8.63	10.89	14.2
4	5	6.5
2.8	3.8	5

per 1000 units ≈ kg(7.85kg/cm3)

GB /T 14 - 2013

Mushroom Head Square Neck Bolts

GB /T 14 - 1998

Cup head square neck bolts with large head

GB /T 14 - 1988

Cup Head Square Bolts With Large Head - Grade C

GB 14 - 1976

Cup head square neck bolts with large head

DIN 603 - 2017

Cup Head Square Neck Bolts
Suppliers(3)

DIN 603 - 2010

Mushroom head square neck bolts
Suppliers(3)

DIN 603 - 1981

Mshroom head square neck bolts
Suppliers(3)

DIN 11015 - 1995

Agricultural Machinery - Flat Countersunk Square Neck Bolts With Short Square

ISO 8677 - 1986

Cup Head Square Neck Bolts With Large Head-Product Grade C

JIS B 1171 (AT1) - 1996

Cup head square neck bolts（Large size）[Table 1]

Q 192B

Cup head square neck bolts with large head

ASME/ANSI B 18.5 - 2012

Step Bolts,(Inch Series)

ASME/ANSI B 18.5 - 2008

Step Bolts

ASME/ANSI B 18.5.2.3M - 1998

Metric round head square neck bolts with large head

UNI 5731 - 1965

Cup square bolts and bolts with square nut - ISO metric coarse thread - Finish C

NF E 27-351 - 1969

Round Head Square Neck Bolts - JAPY Type

BS 4933 - 1973

Metric Cup Square Bolts

CNS 4424 - 1981

Cup Square Bolts

CNS 4425 - 1981

Cup Square Bolts With Enlarged Head For Looms

CNS 4574 - 1981

Cover Bolts Type A

GOST 7802 - 1981

Increased cup head square shoulder bolts, product grade C

ASME B 18.5 - 2012 (2017)

Step Bolts,(Inch Series)

GB	GB /T 14
ISO	ISO 8677
DIN	DIN 603
ASME/ANSI	ANSI/ASME B 18.5.2.3M
UNI	UNI 5732
NF	NF E 27-351
Some of the above standards may be approximate equivalent. If there is any objection, the standard original shall prevail.