86-519-81181030
Xiashu Village, Xueyan Town, Changzhou, Jiangsu, China
China High Precision 30mm Carbon Steel Balls for Pen Sex Toy, Find details about China Sex Toy Balls, Steel Ball 30mm from High Precision 30mm Carbon Steel Balls for Pen Sex Toy - Changzhou Huari Steel Ball Co., Ltd.
Low carbon steel ball | ||||||||||
1. Material | AISI1010/ AISI1015/ C15/ 1.0413/ JIS SWRM 12/ EN32 ASTM A/29 | |||||||||
2. Size Range | 1mm-180mm | |||||||||
3. Grade | G40-1000 | |||||||||
4. Hardness | 60 min. HRC (Surface-hardend) | |||||||||
5. Characteristic | (a)Casehardened surface balls and low hardness core (b)superficial hardness (c)Low resistance to corrosive attack |
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6. Magnetic | Yes | |||||||||
7. Application | Low quality bearing, oiler, roller, sliding block | |||||||||
8. Chemical composition | ||||||||||
C% | Si% | Mn% | Cr% | Ni% | Mo% | P% | S% | Al% | Cu% | |
min. | 0.12 | --- | 0.30 | --- | --- | --- | ---- | --- | --- | --- |
max. | 0.17 | 0.30 | 0.60 | 0.20 | 0.25 | 0.05 | 0.035 | 0.035 | 0.01 | 0.3 |
9.Packing | Standard: 10kg or 20kg per carton, 1 ton per pallet or as customer required |
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10.Conditioning | dry or oiled | |||||||||
11.Delivery time | Stock within a short time or 35 days. | |||||||||
CHANGZHOU HUARI STEEL BALL CO., LTD. |
Manufacture process of steel balls | ||||
Step 1 Heading | Balls blanks are cold headed from rolls of wire. | |||
Step 2 Flashing | Rolling balls between two hard alloy plates to removes the slight band and small protrusions. |
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Step 3 Heat treat | Heating balls to a high temperature in furnace and quenching balls in a liquid bath. | |||
Step 4 Rough grind | Rolling balls between the face of a fixed iron plate and a very hard fire-grit grinding wheel. Then rolled the hardened ground balls between two cast iron plates. | |||
Step 5 Cleaning | The final production operation cleans the finished balls and adds a shiny luster. | |||
Step 6 Final Inspection |
Balls are gauged, visually inspected and subjected to other quality tests to insure every customer's specifications are achieved. |
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Step 7 Packaging | The balls are packaged in accordance with customer specifications for shipping. |
A: Stainless steel ball, Chrome steel ball, Carbon steel ball, Brass ball, Aluminum ball, Copper ball, coated ball.
A: T/T 30% as deposit, and 70% before delivery.
A: EXW, FOB, CFR, CIF.
A: Inventory with 1-3 days or 25-30 days. The specific delivery time depends on your quantity.
Contact us:
Tel: +86-519-81181030*609
Phone No: +86-18306129019 Lucy
Any futher query, please do contact us anytime.