Wuhan Yinyu Investment Casting Co., Ltd.
Wuhan Yinyu Investment Casting Co., Ltd. Always In Pursuit Our Clients‘ Needs Get Us ，Get Solution
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Precision Casting Lock Spare Parts Wuhan China Foundry OEM Service
We are a silica sol investment casting foundry who can manufacture all forms of lock spare parts ,please provide the design drawing for us,we will get you the solution asap.
DIMNSION TOLERANCE
| Nominal dimension (mm) | Length,width,height (mm) | Centre line distances (mm) | |||||||
| D1 | D2 | D3 | D1 | D2 | |||||
| > From | ≤ To | Tolerance | Field | Tolerance | Field | Tolerance | Field | Tolerance | Tolerance |
| 0 | 6 | ±0.10 | 0.20 | ±0.08 | 0.16 | ±0.06 | 0.12 | ±0.25 | ±0.16 |
| 6 | 10 | ±0.12 | 0.24 | ±0.10 | 0.20 | ||||
| 10 | 14 | ±0.15 | 0.30 | ±0.12 | 0.24 | ±0.09 | 0.18 | ||
| 14 | 18 | ±0.20 | 0.40 | ±0.14 | 0.28 | ||||
| 18 | 24 | ±0.25 | 0.50 | ±0.17 | 0.34 | ±0.12 | 0.23 | ±0.32 | ±0.20 |
| 24 | 30 | ±0.30 | 0.60 | ±0.20 | 0.40 | ±0.14 | 0.27 | ||
| 30 | 40 | ±0.37 | 0.74 | ±0.25 | 0.50 | ±0.17 | 0.33 | ±0.50 | ±0.30 |
| 40 | 50 | ±0.44 | 0.88 | ±0.30 | 0.60 | ±0.20 | 0.39 | ||
| 50 | 65 | ±0.52 | 1.04 | ±0.38 | 0.76 | ±0.23 | 0.46 | ±0.71 | ±0.45 |
| 65 | 80 | ±0.60 | 1.20 | ±0.46 | 0.92 | ±0.27 | 0.53 | ||
| 80 | 100 | ±0.68 | 1.38 | ±0.53 | 1.06 | ±0.30 | 0.60 | ±0.91 | ±0.60 |
| 100 | 120 | ±0.76 | 1.52 | ±0.60 | 1.20 | ±0.33 | 0.66 | ||
| 120 | 140 | ±0.84 | 1.68 | ±0.65 | 1.30 | ±0.36 | 0.71 | ±1.15 | ±0.85 |
| 140 | 160 | ±0.92 | 1.84 | ±0.72 | 1.44 | ±0.38 | 0.76 | ||
| 160 | 180 | ±1.02 | 2.04 | ±0.80 | 1.60 | ±0.42 | 0.81 | ||
| 180 | 200 | ±1.12 | 2.24 | ±0.88 | 1.76 | ±0.43 | 0.86 | ±1.80 | ±1.00 |
| 200 | 225 | ±1.28 | 2.56 | ±0.95 | 1.90 | ±0.47 | 0.93 | ||
| 225 | 250 | ±1.44 | 2.88 | ±1.05 | 2.10 | ±0.51 | 1.02 | ||
| 250 | 280 | ±1.64 | 3.28 | ±1.15 | 2.30 | ±0.56 | 1.12 | ±2.20 | ±1.25 |
| 280 | 315 | ±1.81 | 3.68 | ±1.25 | 2.50 | ±0.63 | 1.26 | ||
| 315 | 355 | ±2.10 | 4.20 | ±1.40 | 2.60 | ±0.74 | 1.42 | ±2.60 | ±1.60 |
| 355 | 400 | ±2.40 | 4.80 | ±1.60 | 3.20 | ±0.80 | 1.60 | ||
| D1:General dimension tolerances D2:Applicable to important dimensions repuiring close tolerances D3:Premium tolerances require additional operations at extra cost,only applied to a few special dimensions.
Angle Tolerance: ±0.5°to ±1° Straightness: 0.005” per inch | |||||||||
| Material standards | C | Si | Mn | P Max | S Max | Cr | Ni | Mo | Other elements |
| ASTMA216 WCB (ZG230-450 Z G25) | ≤0.30 | ≤0.60 | ≤1.00 | 0.040 | 0.045 | ≤0.50 | ≤0.50 | ≤0.20 | |
| ZG200-400 (Z G15) | ≤0.20 | ≤0.50 | ≤0.80 | 0.040 | 0.045 | ||||
| ZG310-570 (Z G45) | ≤0.50 | ≤0.60 | ≤0.90 | 0.040 | 0.045 | ||||
| ASTMA 732 IC 1020 | 0.15-0.25 | 0.20-1.00 | 0.20-0.60 | 0.040 | 0.045 | ||||
| IC 1030 | 0.25-0.35 | 0.20-1.00 | 0.70-1.00 | 0.040 | 0.045 | ||||
| IC 1040 | 0.35-0.45 | 0.20-1.00 | 0.70-1.00 | 0.040 | 0.045 | ||||
| IC 1050 | 0.45-0.55 | 0.20-1.00 | 0.70-1.00 | 0.040 | 0.045 | ||||
| IC 4130(30CrMo) | 0.25-0.35 | 0.20-0.80 | 0.40-0.70 | 0.040 | 0.045 | 0.80-1.10 | 0.15-0.25 | ||
| IC 4140(40CrMo) | 0.35-0.45 | 0.20-0.80 | 0.70-1.00 | 0.040 | 0.045 | 0.80-1.10 | 0.15-0.25 | ||
| IC 8620(20CrNiMo) | 0.15-0.25 | 0.20-0.80 | 0.65-0.95 | 0.040 | 0.045 | 0.4-0.7 | 0.15-0.25 | ||
| IC 8630(30CrNiMo) | 0.25-0.35 | 0.20-0.80 | 0.65-0.95 | 0.040 | 0.045 | 0.4-0.7 | 0.15-0.25 | ||
| IC 8640(30CrNiMo) | 0.35-0.45 | 0.20-0.80 | 0.70-1.05 | 0.040 | 0.045 | 0.4-0.7 | 0.15-0.25 | ||
| 430 (ZG1Cr17) | ≤0.12 | ≤1.00 | ≤1.00 | 0.040 | 0.045 | 16.0-18.0 | |||
| ASTMA743 CA15 | ≤0.15 | ≤1.50 | ≤1.00 | 0.040 | 0.045 | 11.5-14.0 | ≤1.0 | ≤0.5 | |
| ASTMA743 CA40 | 0.20-0.40 | ≤1.50 | ≤1.00 | 0.040 | 0.045 | 11.5-14.0 | ≤1.0 | ≤0.5 | |
| ASTMA743 CF-8 | ≤0.08 | ≤2.00 | ≤1.50 | 0.04 | 0.04 | 18.0-21.0 | 8.0-11.0 | ||
| ASTMA743 CF-8M | ≤0.08 | ≤2.00 | ≤1.50 | 0.04 | 0.04 | 18.0-21.0 | 9.0-12.0 | 2.0-3.0 | |
| ASTMA743 CF-3M | ≤0.03 | ≤1.50 | ≤1.50 | 0.04 | 0.04 | 17.0-21.0 | 9.0-13.0 | 2.0-3.0 | |
| ASTMA747 CB7Cu-1(17-4PH) | ≤0.07 | ≤1.00 | ≤0.70 | 0.035 | 0.030 | 15.50-17.70 | 3.60-4.60 | Cu2.50-3.20 Nb0.15-0.35 | |
| EN10283 1.4308 | ≤0.07 | ≤1.50 | ≤1.50 | 0.045 | 0.040 | 18.00-20.00 | 8.00-11.00 | ||
| EN10283 1.4408 | ≤0.07 | ≤1.50 | ≤1.50 | 0.045 | 0.040 | 18.00-20.00 | 9.00-120.00 | 2.00-2.50 | |
| EN10283 1.4468 | ≤0.03 | ≤1.00 | ≤2.00 | 0.035 | 0.025 | 24.50-26.50 | 5.50-7.00 | 2.50-3.50 | NO.12-0.25 |
| DIN17445 1.4136 | 0.50-0.90 | ≤2.00 | ≤1.00 | 0.045 | 0.030 | 27.00-30.00 | 2.00-2.50 |
Q.How about your delivery time?
A. Generally, it will takes 25-30 days after received the deposit, the specific delivery time depends on the items and the order quantity.
Q: Are you trading company or manufacturer ?
A: We are a precision casting and CNC machining manufacturer, and we are also exporting forging parts, stainless steel parts, .
Q: Can we get samples?
A: Yes, we could offer the sample for free charge but do not pay freight costs.
Q: Can you produce according to our own drawings?
A: Yes, OEM items are welcome.
If you have any question or any inquiry, please don't hesitate to contact us.