Chongqing Huigong Machinery Manufacturing Co., Ltd.
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2018 New Developed Parallel Threaded Steel Rebar Coupler With D12MM-D50MM
Description Of Product
For many years the use of mechanical splice rebar coupler to joint reinforcing bars has been regarded as a means of reducing the use of long bars. Engineers and contractors now recognize the benefits of using couplers to accelerate the speed of construction, increase productivity and simplify design details.
| Specification 1. Rebar Diameter: 12-50mm 2. Materials: 45# carbon steel 3. Thread pitch: 1.75/2.5/3.0/4.0mm 4. Standard: Middle east, UK, Korea, Others according to customer request. 5. Higher tensile strength, lower cost |
Rebar Coupler Types 1. Standard type; 2. Left-handed & right-handed type; 3. Transition type; 4. Nut-locking type; 5. Wide Mouth type. |
Products & Services 1.Thread pitch:2.5mm-3.0mm 2.Thread angle:60 / 75 3. Specifications: D12mm-50mm. 4. Model: ordinary-type, forward-and-back forward-thread type and caliber-changed type, 5. Screw thread parameter DIA12 thread pitch (mm) 1.75 DIA14-DIA22 thread pitch (mm) 2.5 DIA25-DIA40 thread pitch (mm) 3.0 DIA50 thread pitch (mm) 4.0 |
| Specification China standard | ||||
| Size | Thread | Length (mm) | Out Diameter (±0.5mm) | Inner Diameter(MM) |
| D16 | 2.5P | 38 | 24.3 | 14.28(0~+0.2) |
| D18 | 2.5P | 43 | 26.3 | 16(+0.1~+0.3) |
| D20 | 2.5P | 48 | 29.3 | 18(+0.1~+0.3) |
| D22 | 2.5P | 53 | 31.5 | 20(+0.1~+0.3) |
| D25 | 3.0P | 58 | 37 | 23(+0.1~+0.3) |
| D28 | 3.0P | 63 | 41 | 26(+0.1~+0.3) |
| D32 | 3.0P | 73 | 47 | 29.8(+0.1~+0.3) |
| D36 | 3.0P | 83 | 52.2 | 33.8(+0.1~+0.3) |
| D40 | 3.0P | 88 | 57.2 | 37.5(+0.1~+0.3) |
| Specification vietnam standard | ||||
| Size | Thread | Length(mm) | Out Diameter( +_0.5mm) | Inner Diameter(mm) |
| D22/20 | 2.5P | 50(26+24) | 31 | 20.1/18.1(0.1~+0.3) |
| D25-22 | 3P/2.5P | 51(35+26) | 38 | 22.8/20.1(0.1~+0.3) |
| D28-25 | 3P | 70(36+34) | 42 | 26/22.8(0.1~+0.3) |
| D32-28 | 3P | 75(40+35) | 48 | 29.6/26(0.1~+0.3) |
| D20 | 2.5P | 52 | 31 | 18.15(0.1~+0.3) |
| D22 | 2.5P | 55 | 35 | 20.1(0.1~+0.3) |
| D25 | 3P | 65 | 38 | 22.8(0.15~+0.35) |
| D28 | 3P | 70 | 42 | 26(0.15~+0.35) |
| D32 | 3P | 76 | 48 | 29.6(0~+0.2) |
| D40 | 3P | 90 | 60 | 37.5(0~+0.2) |
| Specification Korea standard | ||||
| (-)allowance of OD MUST NOT be accepted. | ||||
| for example: 42.7mm of d29a must NOT be accepted.it must be over 43.0mm !!! | ||||
| size | Out Diameter | Length | thread | Inner diameter |
| D13A | 20 | 30 | M13.1.5P | 11.5~11.55 |
| D16A | 24 | 38 | M16*2.0P | 14.1~14.15 |
| D19A | 29 | 45 | M20*2.5P | 17.6~17.65 |
| D19D | 29 | 48.5 | M20*2.5P | 17.6~17.65 |
| D22A | 34 | 50 | M22.5*2.5P | 20.1~20.15 |
| D22D | 34 | 53.5 | M22.5*2.5P | 20.1~20.15 |
| D25A | 38.5 | 58 | M22.5*3P | 22.65~22.75 |
| D25D | 38.5 | 62 | M22.5*3P | 22.65~22.75 |
| D29A | 43 | 65 | M29.5*3.5P | 26.1~26.15 |
| D29D | 43 | 69 | M29.5*3.5P | 26.1~26.15 |
| D32A | 48 | 70 | M32.5*3.5P | 29.1~29.2 |
| D32D | 48 | 74 | M32.5*3.5P | 29.1~29.2 |
| D35A | 53 | 75 | M36*4P | 32.2~32.25 |
| D35D | 53 | 88 | M36*4P | 32.2~32.25 |
4 point Enterprise advantages
1, We are the Manufacturer.We can provide OEM&ODM services
2, 5-day lead times
3, 100% factory outlet
4, The qualification rate is 99%
FAQ
1. Q: Are you trading company or manufacturer?
A: We are original equipment manufacturer.
2. Q: How long is your delivery time?
A: It is according to the model and quantity.
Generally it is 3-5 days if the products are in stock.
It will be 15-30 days if you want to customize the products
3. Q: What is your terms of payment?
A: We accept T/T, Western Union, Money Gram, Paypal, Alibaba Escrow etc.
Payment<=USD 5000, 100% in advance.
Payment>=USD 5000, 30% T/T in advance, balance before shipment.
4.Q: Do you provide samples ? Is it free or extra ?
A: Yes, we could offer the sample for free charge , but clients do not need to pay the cost of freight.