Hardware Products Manufacturer OEM Self Tapping Screws , Hex Head Self Tapping Screws
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 5000000 pc/month
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Item specifice
1,Specification
Standard | GB, DIN, ISO, ANSI, ASME, IFI, JIS,BSW,AS,Q,HJ, |
Size | According to your request |
Materials | 1,Stainless Steel: SUS201,SUS302,SUS303, SUS304, SUS316, SUS410, SUS430 2,CarbonSteel:C1006,C1008,C1010,C1018,C1022,C10B21,C10B33,C1035,C1045, C435#,40CrMo,42CrMo 3,Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200CuZn37), C28000(CuZn40) 4,Bronze: C51000, C52100, C54400, etc 5,Aluminum: Al6061, Al6063 etc Aluminum Alloy: Al6061, Al6063 etc 6,Titanium and Titanium Alloy: TAD,TA1-TA8,TB2,TC1-TC10 7,Alloy steel: SCM435,C10B21,C10B33 8,Iron:1213,12L14,1215,ect |
Surface treatment |
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2:Business terms | |
Report | SGS,ROHS, |
Trade terms | EXW, FOB,CIF,CFR |
Packing | Packing: Poly bag, Small box, Plastic box, Carton, Pallet 25kgs/ carton, 36 cartons/ pallet. Carton dimension: 39cm*28cm*13.5cmpallet dimension: 100cm*100cm*80according to the customer’s requirement |
Payment terms | TT 30% deposit in advance, 70% Balance Before shipment, 100% LC at sight,Western Union. Ali- pay |
Sample terms | Sample free offered if available in stock,otherwise there will be sample charge |
3. Quality control systems
Quality Certification | SGS,ROHS, ISO9001:2008, ISO14001:2004 |
quality system | 100% of full line testing system, keep with the international standard |
Inspection equipment | Caliper, Microcline, Torsion meter, Salt atmosphere testing machine, Ring gauge, General gage, sclerometer, Projector, die gage, image screening instrument |
4. Company general impression
Company cover | 5000 square meter |
Employee | 80-100 people |
Equipment | 50 sets |
- Q:How is the screw nailed to the wall
- Use a hammer to make a hole in the wall, and then plug a plastic expansion tube, the last screw.
- Q:What is the meaning of the screw and the 4 and 8?
- Screw should be written on the 4.8 bar, 4.8 on behalf of the strength level
- Q:Who knows who invented the screw?
- The use of the slope of the principle of the slope, with a small force can push up the heavy objects, as shown in Figure 1; human history for the first time the record of the helix design is appeared in the second century BC, was applied to improve Water level, irrigation, pumping equipment, known as water screws, so the inventor of water screws - - Archimedes (287-212 BC) is recognized as the father of screws
- Q:What is the meaning of the 8.8 on the screw
- 4.8 and 8.8 refer to the performance level of the bolt. Other bolt headers are 10.9 and 12.9. The higher the level, the better the performance of both bolts. 4.8 is defined as: 4 represents 4 * 100 = 400MPa, refers to the tensile strength of bolts 400MPa, .8 for the yield ratio of 0.8, the nominal yield strength of 400 × 0.8 = 320MPa 8.8 grade bolts performance: tensile strength = 800MPa, yield strength = 800 * 0.8 = 640MPa
- Q:M4.8 * 25 What does it mean in screw size?
- Nominal diameter of 4.8mm, the length of 25.4.8 should be more from the tapping, should not use M said, M generally said machine thread M4.8 is the screw size 25 is the length of the screw diameter 4.8mm, length 25.
- Q:Also known as screw nails, I want to nail on the board, but there is no way to nail into the hard, how nail?
- First with a small hammer and other heavy objects into the wood a little, and then a screwdriver, on the line, try
- Q:I would like to know the specifications of the two types of screws models, including length, diameter, diameter and pitch, etc.
- The specific need to check their own standard parts manual to judge
- Q:What is the invention of the screw?
- Certainly is the invention of foreigners, specifically who do not know.
- Q:A tightened screwdriver has been damaged, that is, the cross into a round mouth, and now I need to get it out for a new one, is there any way to take it out?
- First find a good tool ... tiger pliers ~ and the like ... and then forced it ... I was the last time so get ... good results ~ also exercise
- Q:What is the size of the screw for the wall power switch installation
- Concealed switch generally M5 × 30 semi-round head screws, you can also use M4 × 30 tapping screws. Ming installed switch is used M5 expansion with M5's self-tapping screws.
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Hardware Products Manufacturer OEM Self Tapping Screws , Hex Head Self Tapping Screws
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 5000000 pc/month
OKorder Service Pledge
OKorder Financial Service
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