FLANGES
STAINLESSS STEEL FLANGES
CARBON STEEL FLANGES
PP FLANGES
JOINT
RUBBER EXPANSION JOINTS
UNION JOINT
DISMANTLING JOINT
PIPE ANTI-CORROSION
PETROLATUM TAPE
PVC TAPE
WATER PROOF TAPE
VALVES
IRON GATE VALVES
BUTTERFLY VALVES
CHECK VALVES
STANLESS STEEL BALL VALVES
PIPE FITTINGS
BW CARBON STEE FITTINGS
STAINLESS STEEL FITTINGS
FASTENERS
BOLTS
NUTS
OTHERS
CASTING ACCESSORY
MACHINERY PARTS
CASHMERE PRODUCTS

BOLTS

HEX HEAD BOLTS DIN933
HEX HEAD BOLTS DIN933

Standard:           DIN933  

Material grade:  4.8,6.8,8.8

Size:                    M6-M45

Material:             Carbon steel    

Rust treatment: black,galvanized



Technical Specifications:

GradeThread sizeMaterial

The tensile

 strength

(Mpa)

Hardness
(HJRC)

Elongation rate

 %

Cross section reduction rate ψ%
4.8d≤M1625# 45022-321248
6.8M18≤d≤M2435#、45#80022-321252
8.8d≥M2740Cr83024-341252
10.9All dimensions40Cr、35CrMoA104032-29948
12.9All dimensions35CrMoA  42CrMoA104039-44844

Dimensions:


Nominal diameter dThread distancebdsks
Lmin Amin Bnominalmin Amin Bnominalmin Amin B
M40.78-403.82
2.82.68
76.78
M50.810-504.82
3.53.35
87.78
M6112-605.82
43.85
109.78
M81.2516-807.78
5.35.15
1312.73
M101.2520-1009.78
6.46.226.111716.73
M121.7525-10011.73
7.57.327.211918.67
M14230-14013.73
8.88.628.512221.67
M16235010015.7315.57109.829.712423.6723.16
M182.535-18017.7317.5711.511.2811.152726.6726.16
M202.540-10019.6719.4812.512.2812.153029.6729.16
M222.245-20021.6721.481413.7813.653231.6131.00
M24340-10023.6723.481514.7814.653635.3835.00
M27355-200
26.4817
16.6541
40.00
M303.540-100
29.4818.7
18.2846
45.00
M333.565-200
32.3821
20.5850
49.00
M36440-100
35.3822.5
22.0855
53.80
M39480-200
38.3825
24.5860
58.80
M42580-500
41.6126.00
25.5865
63.10
M45580-250
44.3828.00
27.5870
68.10
M485100-500
47.3830.0
29.875
73.10
M525100-200
51.2633.0
32.580
78.10
M586110-500
55.26

34.585
82.80
M606100-200
59.26

37.590
87.80


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