Tuam Tshoj Cov Khoom Tshiab Multi-span Tunnel Zaj Duab Xis Tsev Kho Mob - BS1387 Round steel yeeb nkab - TSIAJ
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Tuam Tshoj Cov Khoom Tshiab Ntau Qhov Ncauj Zaj Duab Xis Tsev Kho Mob - BS1387 Round steel yeeb nkab - FIVE STEEL Detail:
BS1387 steel yeeb nkab
Sab nraud txoj kab uas hla: 1/2 "-4"
Phab ntsa Thickness (mm): 2.0-5.4
Ntev: 4.0M-7M lossis customized ntev
Kev kho deg: dub, Painting, Galvanized, thiab lwm yam.
Packing: hauv pob los yog qhwv nrog dej-pov thawj pvc ntaub.
Shipping .: bulk los yog load nyob rau hauv ntim.
Kev Them Nyiaj: T / T, L / C, western union
Xaus: Plain kawg, xov ob kawg nrog ib kawg coupling thiab ib kawg yas hau.
Daim ntawv thov: qauv, dej, roj thiab lwm yam.
Chemical Requirements thiab mechanical properties ofBS1387 Steel Yeeb Nkab
| Chemical Composition (dawb) | Mechanical Properties ntawm chav tsev kub | |||||
| C (max) | Mn (max) | P (max) | S (max) | Tensile zog, Rm | Yield zog, Re (min) | Elongation ntawm qhov ntsuas qhov ntev Lo = 5.65√SoA(min) |
| 0.20% | 1.20% | 0.05% | 0.05% | 320-460 N / mm² | 195 N/mm² | 20% |
Dimensions ntawmSIB 1387 Sntawm txoj kevYeeb
| BS 1387-1985, IB | ||||||
| Chav Kawm A | ||||||
| Nominal loj (mm) | Kev xaiv ntawm thread (hauv) | (OD) | Thickness | Plain kawg | Screwed thiab Socketed | |
| (MAX) | (MIN) | |||||
| mm | hauv | mm | mm | mm | kg/m | kg/m |
| 15 | 1/2 | 21.4 ib | nees nkaum ib | 2 | 0.947 ib | 0.956 ib |
| 20 | 3/4 | 26.9 ib | 26.4 ib | 2.3 | 1.38 ib | 1.39 ib |
| 25 | 1 | 33.8 ib | 33.2 ib | 2.6 | 1.98 ib | 2 |
| 32 | 1 1/4 | 42.5 ib | 41.9 ib | 2.6 | 2.54 ib | 2.57 ib |
| 40 | 1 1/2 | 48.4 ib | 47.8 ib | 2.9 | 3.23 | 3.27 ib |
| 50 | 2 | 60.2 ib | 59.6 ib | 2.9 | 4.08 Nws | 4.15 |
| 65 | 2 1/2 | 76 | 75.2 ib | 3.2 | 5.71 ib | 5.83 ib |
| 80 | 3 | 88.7 ua | 87.9 ua | 3.2 | 6.72 ib | 6.89 ib |
| 100 | 4 | 113.9 ib | 113 | 3.6 | 9.75 ib | 10 |
| BS 1387-1985, IB | ||||||
| Chav B | ||||||
| Nominal loj (mm) | Kev xaiv ntawm thread (hauv) | (OD) | Thickness | Plain kawg | Screwed thiab Socketed | |
| (MAX) | (MIN) | |||||
| mm | hauv | mm | mm | mm | kg/m | kg/m |
| 15 | 1/2 | 21.7 ib | 21.1 | 2.6 | 1.21 | 1.22 |
| 20 | 3/4 | 27.2 ib | 26.6 ib | 2.6 | 1.56 ib | 1.57 ib |
| 25 | 1 | 34.2 ib | 33.4 ib | 3.2 | 2.41 ib | 2.43 ib |
| 32 | 1 1/4 | 42.9 ib | 42.1 ib | 3.2 | 3.1 | 3.13 |
| 40 | 1 1/2 | 48.8 ib | 48 | 3.2 | 3.57 ib | 3.61 ib |
| 50 | 2 | 60.8 ib | 59.8 ua | 3.6 | 5.03 ib | 5.1 |
| 65 | 2 1/2 | 76.6 ib | 75.4 ib | 3.6 | 6.43 ib | 6.55 ib |
| 80 | 3 | 89.5 ua | 88.1 ib | 4 | 8.37 ib | 8.54 ib |
| 100 | 4 | 114.9 ib | 133.3 ib | 4.5 | 12.2 | 12.5 ib |
| BS 1387-1985, IB | ||||||
| Chav Kawm C | ||||||
| Nominal loj (mm) | Kev xaiv ntawm thread (hauv) | (OD) | Thickness | Plain kawg | Screwed thiab Socketed | |
| (MAX) | (MIN) | |||||
| mm | hauv | mm | mm | mm | kg/m | kg/m |
| 15 | 1/2 | 21.7 ib | 21.1 | 3.2 | 1.44 ib | 1.45 Nws |
| 20 | 3/4 | 27.2 ib | 26.6 ib | 3.2 | 1.87 ib | 1.88 ib |
| 25 | 1 | 34.2 ib | 33.4 ib | 4 | 2.94 ib | 2.96 ib |
| 32 | 1 1/4 | 42.9 ib | 42.1 ib | 4 | 3.8 | 3.83 ib |
| 40 | 1 1/2 | 48.8 ib | 48 | 4 | 4.38 ib | 4.42 ib |
| 50 | 2 | 60.8 ib | 59.8 ua | 4.5 | 6.19 ib | 6.26 |
| 65 | 2 1/2 | 76.6 ib | 75.4 ib | 4.5 | 7.93 ib | 8.05 Nws |
| 80 | 3 | 89.5 ua | 88.1 ib | 5 | 10.3 | 10.5 |
| 100 | 4 | 114.9 ib | 113.3 ib | 5.4 | 14.5 Nws | 14.8 ib |
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Tuam Tshoj Cov Khoom Tshiab Ntau Qhov Kev Ua Yeeb Yam Zaj Duab Xis - BS1387 Round steel yeeb nkab - FIVE STEEL, Cov khoom lag luam yuav muab rau thoob plaws ntiaj teb, xws li: , , ,
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