1、bolts are divided according to the connection force: divided into ordinary and hinged.
2、the bolts are divided according to the shape of the head: those with hex heads, round heads, square heads, countersunk heads and so on.
Pan Phillips Head Screw Bolt
YUANZHI Screw Bolt introduction:
The Category of Bolts are:
1、bolts are divided according to the connection force: divided into ordinary and hinged.
2、the bolts are divided according to the shape of the head: those with hex heads, round heads, square heads, countersunk heads and so on.
3、the thread is divided into two types of full thread and non-full thread according to length.
4、according to the thread type is divided into two types of coarse teeth and fine teeth, coarse teeth are not displayed in the bolt logo.
5、bolts are divided into eight grades of 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, and 12.9. Among them, bolts of grade 8.8 or higher (including grade 8.8) are made of low carbon alloy steel or medium carbon steel and are heat treated. (Quenching + tempering), commonly known as high-strength bolts, generally less than 8.8 (excluding 8.8) commonly known as ordinary bolts.
6、Ordinary bolts can be divided into three grades A, B, and C according to the manufacturing accuracy. Grades A and B are refined bolts, and grade C is rough bolts.
If you need our products, please contact us! Our company can provide perfect products and services.
Screw Bolt Supplier
Screw Bolt Main Parameters:
Product name
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Pan Phillips Head Screw Bolt with Flat Washer and Spring Washer Set
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Brand Name
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Wenzhou Yuanzhi Auto parts
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Model Number
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YUANZHI-bolt-003
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Material
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C70, 65Mn, Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
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Grade
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Class 4.6, 4.8, 5.6, 8.8, 10.9, SAE J429 Gr. 2, Gr. 5, Gr.8 or as required
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Finish
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Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
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Standard
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GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS, etc
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Size
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M5-M48 , #12-3/4"or non-standard as request&design
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Heat Treatment
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Tempering, Carburizing, Spheroidizing annealing, Quenching, etc
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Test Equipment
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Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
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Certification
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ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
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MOQ
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Small order can be accepted
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Loading Port
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Ningbo or Shanghai
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Payment term
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30% deposit in advance,70% before shipment,100% TT in advance
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Sample
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YES
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Delivery Time
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Enough stock or strong production capacity ensure timely delivery
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Packaging
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100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
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Design ability
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We can supply sample, OEM&ODM is welcome
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