
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.
Chongqing Huigong Machinery Manufacturing Co., Ltd.
Chongqing Hui Gong Machinery Manufacturing Co., Ltd. Was established in May 2011. It is a mechanical manufacturing enterprise specializing in the production of steel bar connecting sleeve and cold extruding sleeve. The company has two big production workshops with forging and fine processing. The tube is processed from raw materials to finished products. The work efficiency is improved so as to meet customers' requirement for batch production in time. The company is equipped with professional quality inspectors. We promise that "strict quality requirements for products are responsible for customers" and strive to achieve zero failure rate. The steel bar connecting sleeve produced by our company is qualified by the national standard "JGJ107-2010 steel bar mechanical connection technical specification" and "GB1499.2-2007 reinforced concrete ribbed steel bar", and has regular inspection certificate. The steel bar connection sleeve produced by the company is suitable for construction of construction, bridge, light rail and other construction sites. Durable, will not be broken and cracked, easy to connect, easy to operate, the company can also provide work wrench and wire rolling machine and other building auxiliary parts, providing technical services