Carbon Steel HDG Grade 8.8 Square Bend U Bolt
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Carbon Steel HDG Grade 8.8 Square Bend U Bolt

Gangtong Zheli is a professional leader China Carbon Steel HDG Grade 8.8 Square Bend U Bolt manufacturer with high quality and reasonable price. Welcome to contact us.
Surface: hot dip galvanized(HDG)
Material: carbon steel
Size:M5-M30 or customized
MOQ: ≥900KGS

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Product Description

Find a huge selection of Carbon Steel HDG Grade 8.8 Square Bend U Bolt from China at Gangtong Zheli. Provide professional after-sales service and the right price, looking forward to cooperation.


Carbon Steel HDG Grade 8.8 Square Bend U Bolt


Hex Bolt-it will be furnished with dimensions conforming to ASME B18.2.1 Flat washer facing under the head that meet specific tolerances as described under ASME B18.2.1

Carbon Steel Hex Cap Screws Material andchemical composition:



Carbon steel material including Q195 Q235 Q345 Q500 S35K C45Etc.


Material No. C≤ Si≤ Mn≤ P≤ S≤ Ti≤
Q195 0.12 0.3 0.5 0.035 0.04
Q235 0.22 0.35 1.4 0.04 0.05
Q275 0.24 0.35 1.5 0.45 0.05
Q345 0.2 0.5 1.7 0.035 0.035 0.2
Q500 0.18 0.6 1.8 0.03 0.025 0.2
Q550 0.18 0.6 1.8 0.03 0.03 0.2


Hot rolled wire rod - Dial (cold) - Spheroidizing annealing (softening) - mechanical descaling - acid - cold dial - - thread processing - heat treatment - Test

Carbon Steel metric common materials and grade(class):



METRIC BOLT:GB/T 3098.1-2010,ISO898.1-2009
CLASS 4.6;4.8 5.8 6.8 8.8 9.8 10.9 12.9
SIZE ALL SIZE ≦M12 >M12 ≦M8 >M8 ALL SIZE
COMMON MATERIALS 1008 ~ 1015 1012 ~1017 10B21 / 1022 10B21 10B33 10B21 10B33 10B33 / SCM435/ML20MnTiB SCM435
ML08AL SWRCH8A~ SWRCH15A SWRCH15A~ SWRCH18A SWRCH22A 35K
35ACR 10B35
AISI 4140
HEAT TREATMENT(YES/NO) NO YES


Carbon Steel Hex Bolt Application:



Environmental protection equipment, medical equipment, communications equipment, electric power facilities, electronic products, food machinery, petrochemical industry, ship assembly, pump valve, pipe, building curtain wall, open places, etc.

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