This product is the High-Purity Silver Welding Rod being shown in the pictures. This particular one has been designed with numerous needs of different industrial applications, and therefore it offers an excellent performance in metal connections. The Silver Solder Bars produced by Guangyanlong are manufactured from high purity materials thus ensuring that they have got higher joint strength, better conductivity and high resistance against corrosion.
These brazing alloys based on silver, for instance welding rods’ are useful when working with diverse metals including copper, brass as well as stainless steel. These ones are mostly used in accuracy-critical end-use sectors within industries like electronics, HVAC and automotive. Moreover, Guangyanlong also provides alternative products that cater to their clientele’s specific requirements such as other shapes including ring-like or irregularly-shaped pieces as well as pastes for them to choose from. Being innovative, environmentally sustainable and producing quality products continue to be important aspects for Guangyanlong Welding Materials which offers top-level brazing solutions aimed at increasing production efficiency and improving product quality for all customers across the globe.
●Cadmium-Free Silver-Based Solder
| BrazingAlloys | AWS | Chemical Composition（%） | Solidus | Liquidus | Main Uses | |||||
| Ag | Cu | Zn | Sn | F | ℃ | F | ℃ | |||
| BAg5CuZn | 5 | 58 | 37 | / | 1545 | 840 | 1615 | 880 | Suitable for nickel-chromium alloy resistance components, brazing and heat treatment can be performed at the same time. Suitable for copper-based alloys such as brazing/cyanide hardening by changing instruments or joining steel parts. Suitable for steel, brazing and heat treatment at the same time. Low silver solder for ferrous and non-ferrous metals. | |
| BAg7CuSn | 7 | 85 | / | 8 | 1225 | 665 | 1805 | 985 | ||
| BAg10CuZn | 10 | 83 | 37 | / | 1499 | 815 | 1562 | 850 | ||
| BAg15CuZnSn | 15 | 47 | 37 | 1 | 1364 | 740 | 1526 | 850 | ||
| BAg18CuZnSn | 18 | 47.5 | 33 | 1.5 | 1436 | 780 | 1490 | 830 | ||
| BAg20CuZn | 20 | 45 | 35 | / | 1319 | 715 | 1499 | 815 | ||
| BAg25CuZn | 25 | 41 | 32 | / | 1292 | 700 | 1472 | 800 | ||
| BAg35CuZn | BAg-35 | 35 | 32 | 33 | / | 1265 | 685 | 1390 | 754 | |
| BAg38CuZnSn | 38 | 32 | 28 | 2 | 1200 | 650 | 1330 | 720 | ||
| BAg40CuZn | 40 | 30 | 30 | / | 1245 | 675 | 1340 | 725 | ||
| BAg40CuZnSne | BAg-28 | 40 | 30 | 28 | 2 | 1200 | 650 | 1310 | 710 | |
| BAg45CuZn | BAg-5 | 45 | 30 | 25 | / | 1225 | 665 | 1370 | 745 | |
| BAg45CuZnSn | 45 | 27 | 25 | 3 | 1185 | 640 | 1260 | 680 | ||
| BAg50CuZnSn | 50 | 20 | 28 | 2 | 1220 | 660 | 1305 | 705 | ||
| BAg56CuZnSn | BAg-13a | 56 | 42 | / | 2 | 1420 | 770 | 1640 | 895 | |
| BAg60CuZn | 60 | 25 | 15 | / | 1245 | 675 | 1325 | 720 | ||
| BAg25CuZnSn | BAg-37 | 25 | 40 | 33 | 2 | 1270 | 690 | 1435 | 780 | It has lower melting point, high strength, good brazing process and good overall joint performance. It can braze copper and copper alloys, steel and stainless steel as well as quenched and tempered steel with lower brazing temperature. |
| BAg30CuZnSn | 30 | 36 | 25 | 2 | 1202 | 650 | 1346 | 750 | ||
| BAg34CuZnSn | 34 | 36.5 | 27 | 2.5 | 1166 | 630 | 1346 | 730 | ||
| BAg40CuZnSn | BAg-28 | 40 | 30 | 28 | 2 | 1173 | 634 | 1364 | 740 | |
| BAg45CuZn | BAg-5 | 45 | 30 | 25 | / | 1229 | 665 | 1373 | 745 | |
| BAg45CuZnSn | BAg-36 | 45 | 27 | 25 | 3 | 1184 | 640 | 1256 | 680 | |
| BAg50CuZn | 50 | 25 | 25 | / | 1274 | 690 | 1427 | 775 | ||
| BAg50Cu | BVAg-6b | 50 | 50 | / | / | 1435 | 780 | 1600 | 870 | |
| BAg56CuZnSn | BVAg-7 | 56 | 23 | 16 | 5 | 1144 | 618 | 1205 | 652 | |
| BAg72Cu | BVAg-8 | 72 | 28 | / | / | 1434 | 779 | 1434 | 779 | |
●Cadmium-Containing Silver-Based Solder
| BrazingAlloys | AWS | Chemical Composition（%） | Solidus | Liquidus | Main Uses | ||||||
| Ag | Cu | Zn | Cd | Ni | F | ℃ | F | ℃ | |||
| BAg18CuZnCd | 18 | 39 | 28 | 15 | / | 1184 | 640 | 1373 | 745 | Used for low-cost brazing of copper and copper alloys, steel and stainless steel. | |
| BAg20CuZnCd | 20 | 40 | 25 | 15 | / | 1121 | 605 | 1409 | 765 | ||
| BAg25CuZnCd | BAg-33 | 25 | 30 | 27.5 | 17.5 | / | 1124 | 607 | 1259 | 682 | Mainly used for brazing ferrous metals, nickel-based alloys and Cu-Ni alloys; it has good fluidity. |
| BAg30CuZnCd | BAg-2a | 40 | 28 | 21 | 21 | / | 1112 | 600 | 1274 | 690 | |
| BAg35CuZnCd | BAg-2 | 45 | 26 | 21 | 18 | / | 1121 | 605 | 1292 | 700 | |
| BAg40CuZnCd | 45 | 16.8 | 17.5 | 25.5 | 0.2 | 1103 | 595 | 1121 | 605 | ||
| BAg45CuZnCd | BAg-1 | 50 | 15 | 16 | 24 | / | 1124 | 607 | 1146 | 619 | |
| BAg50CuZnCd | BAg-3 | 50 | 16.5 | 14.5 | 16 | 3 | 1169 | 632 | 1270 | 688 | |
The bars have good solder flow characteristics that enhance uniformity and strong bonding during the soldering process, leading to neat professional joints.
It is a versatile product that works with copper, brass, stainless steel and other iron-based alloys as well as non-ferrous materials. It can be used in various fields such as electronic manufacturing, plumbing, construction or even auto body repair.
They are eco-friendly since they are produced in line with environmental considerations; these products do not contain lead and meet international environmental criteria thus providing safer and greener alternatives.
These solder bars have been manufactured under strict quality control procedures to give consistent performance ensuring end products that attain highest standards of quality and durability.
We stock Silver Solder Bars which can be customized according to customer needs such as different sizes or forms so that we can offer the best solutions for all types of soldering applications.
Brass solder has a wide range of applications and is commonly used in ordinary flame welding. It is mainly used in refrigeration, air conditioning, plumbing and electrical industries. We can produce all kinds of formulas, and can also cooperate with R&D and customization to reduce costs and increase efficiency for your production. Specifically Please contact the technical department if required.
Flux may be required depending on the metals being soldered and the specific application. Flux helps prevent oxidation and ensures a strong bond during the soldering process.
Yes, Silver Solder Bars are suitable for high-temperature applications due to their strong thermal stability and resistance to oxidation.
Yes, Silver Solder Bars from Guangdong Guangyanlong Welding Materials Co., Ltd are lead-free and produced using environmentally friendly processes, making them a safer and more sustainable option.
Yes, Silver Solder Bars are suitable for food-grade applications, especially when soldering stainless steel components in food processing equipment.
Yes, Guangdong Guangyanlong Welding Materials Co., Ltd offers customization options, including different sizes and forms, to meet the specific needs of customers.
Yes, due to their excellent flow characteristics and strong joint formation, Silver Solder Bars are often used in jewelry making and repair.
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