Shandong JinNai International Trade Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram,Paypal |
| Supply Ability | 500pcs per day |
| Delivery Time | 7-15 days |
| Packaging Details | Ploy bag+25kg carton box+1000kg wooden box |
| Product Name | Stainless Steel Half Balls |
| Material Grade | 304 201 316 stainless steel spheres |
| Surface | mirror polised or matt |
| Thickness | 1MM 1.5MM 2MM 2.5MM 3MM |
| Shape | Round Hemisphere |
| Usage | decoration, bath bomb mold, fire pit bowl |
| Brand Name | JN |
| Model Number | 19mm 25mm 32mm to 2000mm |
| Certification | ISO |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram,Paypal | Supply Ability | 500pcs per day |
| Delivery Time | 7-15 days | Packaging Details | Ploy bag+25kg carton box+1000kg wooden box |
| Product Name | Stainless Steel Half Balls | Material Grade | 304 201 316 stainless steel spheres |
| Surface | mirror polised or matt | Thickness | 1MM 1.5MM 2MM 2.5MM 3MM |
| Shape | Round Hemisphere | Usage | decoration, bath bomb mold, fire pit bowl |
| Brand Name | JN | Model Number | 19mm 25mm 32mm to 2000mm |
| Certification | ISO | Place of Origin | China |
| High Light | 32mm Stainless Steel Hollow Hemisphere ，201 Stainless Steel Hollow Hemisphere ，HRC 39 Stainless Steel Half Balls | ||
201 304 316 Stainless Steel Hollow Hemisphere 25mm 32mm to 2000mm Mirror Half Ball
The surface is subjected to multiple polishing procedures, which are round and smooth,
ensuring that the surface is bright as a mirror, which highlights the natural color of stainless steel and is not easy to rust.
All stainless steel, user-friendly design, smooth and bright, high temperature resistance, easy to clean, durable
Mechanical Properties
| 201 | 304 | 316 | 420C | 440C | |
| Density g/cm3 | 7.85 | 7.95 | 7.95 | 7.70 | 7.75 |
| Hardness HRC | 25 - 39 | 10 - 39 | 10 - 39 | 52 - 60 | 57 - 65 |
| Tensile Strength PSI×103 | 100 - 180 | 72 - 188 | 80 - 180 | 250 - 275 | 275 - 290 |
| Young's Modulus GPa | 200 | 200 | 200 | 205 | 210 |
Chemical Composition
| 201 | 304 | 316 | 420C | 440C | |
| %C | 0.150 Max | 0.080 Max | 0.080 Max | 0.43 - 0.50 | 0.95 - 1.20 |
| %Si | 1.00 Max | 0.75 Max | 1.00 Max | 1.00 Max | 1.00 Max |
| %Mn | 5.50 - 7.50 | 2.00 Max | 2.00 Max | 1.00 Max | 1.00 Max |
| %P | 0.060 Max | 0.045 Max | 0.045 Max | 0.040 Max | 0.040 Max |
| %S | 0.030 Max | 0.030 Max | 0.030 Max | 0.030 Max | 0.030 Max |
| %Cr | 16.00 - 18.00 | 18.00 - 20.00 | 16.00 - 18.00 | 12.50 - 14.50 | 16.00 - 18.00 |
| %Ni | 3.50 - 5.50 | 8.00 - 10.50 | 10.00 - 14.00 | - | - |
| %N | 0.250 Max | 0.100 Max | - | - | - |
| %Mo | - | - | 2.00 - 3.00 | - | 0.75 Max |
201stainless steel balls:
Cr-Mn stainless steel balls, with properties similar to AISI 302/304 balls
(slightly higher mechanical characteristics).
Balls are provided in the passivated condition.
304 stainless steel balls:
Unhardened austenitc stainless steel balls, they display good mechanical characteristics,
toughness and corrosion resistance.
AISI 304L provides lower carbon content, AISI 302 better mechanical characteristics.
Balls are provided in the passivated condition.
Application of the stainless steel hemisperes
Packing and shipping
| <50kg | By Express( DHL,FEDEX,TNT,UPS ) |
| 50kg-200kg | By Air |
| >200kg | By Ship |
By Express --- Door to Door
For samples or small orders, we adopt air express courier.
The choice of courier varies according to different country, but most countries currently
have a choice of some or all of: DHL, UPS,FedEx and Aramex. China EMS is also available for certain countries.
Delivery time is usually around 3-5days by DHL, UPS, FedEx, Aramex and 5-10days by EMS, depending on the country.
By Air --- Door to Airport
For medium and urgent orders, we adopt bulk air shipment.
You can have your forwarder to help you collect the goods at your local airport.
The price of air shipment is much better than by express and speeder than by sea.
Delivery time is usually around 2-3 days to your airport.
By Sea --- Warehouse to Seaport
For larger orders, we adopt sea shipping.
It takes a little longer time but it's the cheapest way for delivery, usually 15-30 days to your local customs.
Customs clearance paperwork and procedures are handled by the courier.
They may need to contact you in certain cases to confirm details of a shipment.
In any cases where additional paperwork is required for customs clearance
Delivery Time: 3days for products in stock, 7-25days for customize.
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2013
Total Annual:
5000000-10000000
Employee Number:
100~150
Ecer Certification：
Active Member
Shandong Jinnai International Trade Co.,Ltd. is one of the professional manufactures which specialize in the steel ball,like stainless steel ball (201, 304, 316, 420,420C,440C,430),chrome steel ball (AISI52100,100CR6,GCR15), carbon steel ball(1015,1010,1045,1085), copper brass balls, hollow st... Shandong Jinnai International Trade Co.,Ltd. is one of the professional manufactures which specialize in the steel ball,like stainless steel ball (201, 304, 316, 420,420C,440C,430),chrome steel ball (AISI52100,100CR6,GCR15), carbon steel ball(1015,1010,1045,1085), copper brass balls, hollow st...
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