Cheapest Price China Black Painting High Quality/Strength G80/G100 Lifting/Welded/Alloy Steel Traction Chains/Mining Chain for Coal Mining Free Sample
Our organization promises all customers with the first-class products and solutions and the most satisfying post-sale service. We warmly welcome our regular and new clients to join us for Cheapest Price China Black Painting High Quality/Strength G80/G100 Lifting/Welded/Alloy Steel Traction Chains/Mining Chain for Coal Mining Free Sample, As a leading manufacture and exporter, we take pleasure in a great name in the international markets, especially in America and Europe, because of our top quality and realistic charges.
Our organization promises all customers with the first-class products and solutions and the most satisfying post-sale service. We warmly welcome our regular and new clients to join us for China Chain, Mining Chain, As an experienced manufacturer we also accept customized order and we could make it the same as your picture or sample specification. The main goal of our company is to live a satisfactory memory to all the customers, and establish a long term business relationship with buyers and users all over the world.
				
		Category
	
		Application
	
Lifting and lashing, loads lifting, loads binding
				
				
				
		Chain Parameter
	
SCIC Grade 80 (G80) chains for lifting are made as per EN 818-2 standards, with nickel chromium molybdenum manganese alloy steel per DIN 17115 standards; well designed / monitored welding & heat-treatment ensure chains mechanical properties including test force, breaking force, elongation & hardness.
		Figure 1: Grade 80 chain link dimensions
	
				
		Table 1: Grade 80 (G80) chain dimensions, EN 818-2
	
| diameter | pitch | width | unit weight | |||
| nominal | tolerance | p (mm) | tolerance | inner W1 | outer W2 | |
| 6 | ± 0.24 | 18 | ± 0.5 | 7.8 | 22.2 | 0.8 | 
| 7 | ± 0.28 | 21 | ± 0.6 | 9.1 | 25.9 | 1.1 | 
| 8 | ± 0.32 | 24 | ± 0.7 | 10.4 | 29.6 | 1.4 | 
| 10 | ± 0.4 | 30 | ± 0.9 | 13 | 37 | 2.2 | 
| 13 | ± 0.52 | 39 | ± 1.2 | 16.9 | 48.1 | 4.1 | 
| 16 | ± 0.64 | 48 | ± 1.4 | 20.8 | 59.2 | 6.2 | 
| 18 | ± 0.9 | 54 | ± 1.6 | 23.4 | 66.6 | 8 | 
| 19 | ± 1 | 57 | ± 1.7 | 24.7 | 70.3 | 9 | 
| 20 | ± 1 | 60 | ± 1.8 | 26 | 74 | 9.9 | 
| 22 | ± 1.1 | 66 | ± 2.0 | 28.6 | 81.4 | 12 | 
| 23 | ± 1.2 | 69 | ± 2.1 | 29.9 | 85.1 | 13.1 | 
| 24 | ± 1.2 | 72 | ± 2.1 | 30 | 84 | 14.5 | 
| 25 | ± 1.3 | 75 | ± 2.2 | 32.5 | 92.5 | 15.6 | 
| 26 | ± 1.3 | 78 | ± 2.3 | 33.8 | 96.2 | 16.8 | 
| 28 | ± 1.4 | 84 | ± 2.5 | 36.4 | 104 | 19.5 | 
| 30 | ± 1.5 | 90 | ± 2.7 | 37.5 | 105 | 22.1 | 
| 32 | ± 1.6 | 96 | ± 2.9 | 41.6 | 118 | 25.4 | 
| 36 | ± 1.8 | 108 | ± 3.2 | 46.8 | 133 | 32.1 | 
| 38 | ± 1.9 | 114 | ± 3.4 | 49.4 | 140.6 | 35.8 | 
| 40 | ± 2 | 120 | ± 4.0 | 52 | 148 | 39.7 | 
| 45 | ± 2.3 | 135 | ± 4.0 | 58.5 | 167 | 52.2 | 
| 48 | ± 2.4 | 144 | ± 4.3 | 62.4 | 177.6 | 57.2 | 
| 50 | ± 2.6 | 150 | ± 4.5 | 65 | 185 | 62 | 
		Table 2: Grade 80 (G80) chain mechanical properties, EN 818-2
	
| diameter | working load limit | manufacturing proof force | min. breaking force | 
| 6 | 1.12 | 28.3 | 45.2 | 
| 7 | 1.5 | 38.5 | 61.6 | 
| 8 | 2 | 50.3 | 80.4 | 
| 10 | 3.15 | 78.5 | 126 | 
| 13 | 5.3 | 133 | 212 | 
| 16 | 8 | 201 | 322 | 
| 18 | 10 | 254 | 407 | 
| 19 | 11.2 | 284 | 454 | 
| 20 | 12.5 | 314 | 503 | 
| 22 | 15 | 380 | 608 | 
| 23 | 16 | 415 | 665 | 
| 24 | 18 | 452 | 723 | 
| 25 | 20 | 491 | 785 | 
| 26 | 21.2 | 531 | 850 | 
| 28 | 25 | 616 | 985 | 
| 30 | 28 | 706 | 1130 | 
| 32 | 31.5 | 804 | 1290 | 
| 36 | 40 | 1020 | 1630 | 
| 38 | 45 | 1130 | 1810 | 
| 40 | 50 | 1260 | 2010 | 
| 45 | 63 | 1590 | 2540 | 
| 48 | 72 | 1800 | 2890 | 
| 50 | 78.5 | 1963 | 3140 | 
| notes: total ultimate elongation at breaking force is min. 20%; | |||
| changes of Working Load Limit in relation to temperature | |
| Temperature (°C) | WLL % | 
| -40 to 200 | 100% | 
| 200 to 300 | 90% | 
| 300 to 400 | 75% | 
| over 400 | unacceptable | 
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	Our organization promises all customers with the first-class products and solutions and the most satisfying post-sale service. We warmly welcome our regular and new clients to join us for Cheapest Price China Black Painting High Quality/Strength G80/G100 Lifting/Welded/Alloy Steel Traction Chains/Mining Chain for Coal Mining Free Sample, As a leading manufacture and exporter, we take pleasure in a great name in the international markets, especially in America and Europe, because of our top quality and realistic charges.
Cheapest Price China Chain,  Mining Chain, As an experienced manufacturer we also accept customized order and we could make it the same as your picture or sample specification. The main goal of our company is to live a satisfactory memory to all the customers, and establish a long term business relationship with buyers and users all over the world.
 
            







