Factory Supply China Hex Socket Flat Head Cap Screws
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Nekuda kwehunyanzvi hwedu uye kuziva kugadzirisa, bhizinesi redu rakahwina zita rakanaka kwazvo pakati pevatengi pasi rese reFactory Supply China Hex Socket Flat Head Cap Screws, Musimboti wesangano redu ungave wekupa zvemhando yepamusoro zvekutengesa, basa reunyanzvi, uye kutaurirana kwakavimbika. Gamuchirai shamwari dzese kuti dziise kutenga kwekuyedza kuita bhizinesi renguva refu rerudo. Nekuda kwehunyanzvi hwedu uye kugadzirisa kuziva, bhizinesi redu rakakunda...
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Nekuda kwehunyanzvi hwedu uye kuziva kugadzirisa, bhizinesi redu rakahwina zita rakanaka kwazvo pakati pevatengi pasi rese reFactory Supply China Hex Socket Flat Head Cap Screws, Musimboti wesangano redu ungave wekupa zvemhando yepamusoro zvekutengesa, basa reunyanzvi, uye kutaurirana kwakavimbika. Gamuchirai shamwari dzese kuti dziise kutenga kwekuyedza kuita bhizinesi renguva refu rerudo.
Nekuda kwehunyanzvi hwedu uye kuziva kugadzirisa, bhizinesi redu rakahwina zita rakanaka kwazvo pakati pevatengi pasi rese.China Hardware, Zvishandiso Zvekuvaka, Tave tichirambira muchinhu chebhizinesi “Hunhu Kutanga, Kukudza Zvibvumirano uye Kumira Nekuremekedzwa, tichipa vatengi zvinhu zvinogutsa uye sevhisi. ” Shamwari dzekumba nekune dzimwe nyika dzinogamuchirwa neushamwari kuti dzitange hukama husingagumi hwebhizimisi nesu.
ASTM A449 Hex Cap Screws Hex Bolts
Chiyero: ASME B18.2.1 kunze kwekunge zvataurwa neimwe nzira
(Marudzi akasiyana ekugadzirisa anowanikwawo)
Thread Size: 1/4”-3” nehurefu hwakasiyana
Giredhi: ASTM A449 Type-1
Pedzisa: Black Oxide, Zinc Plated, Dacromet, Hot Dip Galvanized, PTFE uye zvichingodaro.
Packing: Bulk anenge 25 kgs imwe neimwe katoni, 36 makatoni pallet imwe neimwe
Kubatsira: Hunhu Hwepamusoro uye Hwakasimba Kudzora Hunhu, Mutengo Wemakwikwi, Kuendeswa Kwenguva; Tsigiro yehunyanzvi, Supply Test Reports
Ndapota inzwa wakasununguka kutibata nesu kuti uwane rumwe ruzivo.
ASTM A449
ASTM A449 inovhara mabhaudhi ane musoro, tsvimbo, uye mabhaudhi eancho mumadhayamita kubva pa1/4 ″ kusvika 3 ″ inosanganisirwa. Iyo isimbi yepakati simba bhaudhi inogadzirwa kubva pakati kabhoni kana alloy simbi inovandudza ma mechanic values kuburikidza nekupisa kurapa maitiro. Yakagadzirirwa general engineering application.
ASTM A449 inenge yakangofanana mumakemikari uye simba kune ASTM A325 uye SAE J429 giredhi 5. Zvisinei, A449 inonyanya kushanduka mupfungwa yokuti inovhara dhayamita yakakura uye haibvumirwi nekugadzirisa kwakasiyana.
Mhando dzeA449
TYPE 1 | Plain kabhoni simbi, kabhoni boron simbi, alloy simbi, kana alloy boron simbi. |
---|---|
TYPE 2 | Yakabviswa muna 2003 |
TYPE 3 | Weathering simbi. |
A449 Mechanical Properties
Size | Tensile, ksi | Yield, ksi | Elong. %, min | RA %, min |
---|---|---|---|---|
1⁄4 - 1 | 120 min | 92 min | 14 | 35 |
11⁄8 - 11⁄2 | 105 min | 81 min | 14 | 35 |
15⁄8 - 3 | 90 min | 58 min | 14 | 35 |
A449 Chemical Properties
Type 1 Bolts | ||||
---|---|---|---|---|
Element | Carbon Steel | Carbon Boron Steel | Alloy Steel | Alloy Boron Steel |
Carbon | 0.30 - 0.52% | 0.30 - 0.52% | 0.30 - 0.52% | 0.30 - 0.52% |
Manganese, min | 0.60% | 0.60% | 0.60% | 0.60% |
Phosphorus, max | 0.040% | 0.040% | 0.035% | 0.035% |
Sulfur, max | 0.050% | 0.050% | 0.040% | 0.040% |
Silicon | 0.15-0.30% | 0.10 - 0.30% | 0.15 - 0.35% | 0.15 - 0.35% |
Boron | 0.0005 - 0.003% | 0.0005 - 0.003% | ||
Alloying Elements | * | * | ||
* Simbi, sekutsanangurwa kwazvinoitwa neAmerican Iron uye Steel Institute, ichaonekwa seyakasanganiswa kana huwandu hwepamusoro hwakapihwa kune zviri mukati meiyo alloying zvinhu zvichipfuura imwe yeanotevera miganhu: Manganese, 1.65%, silicon, 0.60%, mhangura , 0.60%, kana umo chiyero chakajeka kana huwandu hushoma hwechimwe chezvinhu zvinotevera zvinotsanangurwa kana kudiwa mukati memiganhu yendima inozivikanwa ye kuvaka alloy simbi: aluminium, chromium inosvika 3.99%, cobalt, columbium, molybdenum, nickel, titanium, tungsten, vanadium, zirconium kana chero imwe alloying zvinhu zvakawedzerwa kuti uwane inodiwa alloying maitiro. |
Type 3 Bolts, Kirasi * | ||||||
---|---|---|---|---|---|---|
Element | A | B | C | D | E | F |
Carbon | 0.33 - 0.40% | 0.38 - 0.48% | 0.15 - 0.25% | 0.15 - 0.25% | 0.20 - 0.25% | 0.20 - 0.25% |
Manganese | 0.90 - 1.20% | 0.70 - 0.90% | 0.80 - 1.35% | 0.40 - 1.20% | 0.60 - 1.00% | 0.90 - 1.20% |
Phosphorus | 0.035%. | 0.06 - 0.12% | 0.035%. | 0.035%. | 0.035% | 0.035% |
Sulfur, max | 0.040% | 0.040% | 0.040% | 0.040% | 0.040% | 0.040% |
Silicon | 0.15 - 0.35% | 0.30 - 0.50% | 0.15 - 0.35% | 0.25 - 0.50% | 0.15 - 0.35% | 0.15 - 0.35% |
Mhangura | 0.25 - 0.45% | 0.20 - 0.40% | 0.20 - 0.50% | 0.30 - 0.50% | 0.30 - 0.60% | 0.20 - 0.40% |
Nickel | 0.25 - 0.45% | 0.50 - 0.80% | 0.25 - 0.50% | 0.50 - 0.80% | 0.30 - 0.60% | 0.20 - 0.40% |
Chromium | 0.45 - 0.65% | 0.50 - 0.75% | 0.30 - 0.50% | 0.50 - 1.00% | 0.60 - 0.90% | 0.45 - 0.65% |
Vanadium | 0.020% min | |||||
Molybdenum | 0.06% yakakura | 0.10% yakawanda | ||||
Titanium | 0.05% yakawanda | |||||
* Kusarudzwa kwekirasi kuchave pane sarudzo yemugadziri |
A449 Inokurudzirwa Hardware
Nuts | Washers | |||
---|---|---|---|---|
Plain | Galvanized | |||
1/4 – 1-1/2 | 1-5/8 – 3 | 1/4 – 3 | ||
A563B Hex | A563A Heavy Hex | A563DH Heavy Hex | F436 | |
Cherechedzo: Nzungu dzemamwe mamakisi ane humbowo mutoro zvinosimbisa zvakakura kupfuura giredhi rataurwa akakodzera. Iyo ASTM A563 Nut Compatibility Chati ine runyorwa ruzere rwezvakatemerwa. |
Testing Lab
Workshop
Warehouse
Nekuda kwehunyanzvi hwedu uye kuziva kugadzirisa, bhizinesi redu rakahwina zita rakanaka kwazvo pakati pevatengi pasi rese reFactory Supply China Giredhi 10.9 DIN7991 Hex Socket Flat Head Cap Screws, Musimboti wesangano redu ungave wekupa yakakwirira- zvemhando yepamusoro, basa rehunyanzvi, uye kutaurirana kwakavimbika. Gamuchirai shamwari dzese kuti dziise kutenga kwekuyedza kuita bhizinesi renguva refu rerudo.
Factory SupplyChina Hardware, Zvishandiso Zvekuvaka, Tave tichirambira muchinhu chebhizinesi “Hunhu Kutanga, Kukudza Zvibvumirano uye Kumira Nekuremekedzwa, tichipa vatengi zvinhu zvinogutsa uye sevhisi. ” Shamwari dzekumba nekune dzimwe nyika dzinogamuchirwa neushamwari kuti dzitange hukama husingagumi hwebhizimisi nesu.